{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,23]],"date-time":"2026-06-23T14:50:05Z","timestamp":1782226205174,"version":"3.54.5"},"reference-count":593,"publisher":"Informa UK Limited","issue":"4","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Critical Reviews in Analytical Chemistry"],"published-print":{"date-parts":[[2013,10,2]]},"DOI":"10.1080\/10408347.2012.751786","type":"journal-article","created":{"date-parts":[[2013,7,24]],"date-time":"2013-07-24T11:19:52Z","timestamp":1374664792000},"page":"178-223","source":"Crossref","is-referenced-by-count":300,"title":["An Overview of the Kjeldahl Method of Nitrogen Determination. Part I. Early History, Chemistry of the Procedure, and Titrimetric Finish"],"prefix":"10.1080","volume":"43","author":[{"given":"Purificaci\u00f3n","family":"S\u00e1ez-Plaza","sequence":"first","affiliation":[{"name":"The University of Seville","place":["Spain"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tadeusz","family":"Micha\u0142owski","sequence":"additional","affiliation":[{"name":"Technical University of Cracow","place":["Poland"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mar\u00eda Jos\u00e9","family":"Navas","sequence":"additional","affiliation":[{"name":"The University of Seville","place":["Spain"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Agust\u00edn Garc\u00eda","family":"Asuero","sequence":"additional","affiliation":[{"name":"The University of Seville","place":["Spain"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"S\u0142awomir","family":"Wybraniec","sequence":"additional","affiliation":[{"name":"Technical University of Cracow","place":["Poland"]}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"301","published-online":{"date-parts":[[2013,7,23]]},"reference":[{"key":"e_1_3_2_2_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac60358a013"},{"key":"e_1_3_2_3_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac60102a040"},{"key":"e_1_3_2_4_1","volume-title":"Kjeldahl Nitrogen Determination with Microwave Sample Preparation","author":"AFNOR","year":"1992","unstructured":"AFNOR . Sep 6, 1992 . Kjeldahl Nitrogen Determination with Microwave Sample Preparation , Paris , , France : Association Fran\u00e7aise de Normalization . Report NFV-03-100"},{"key":"e_1_3_2_5_1","first-page":"25","author":"A. G. V.","year":"1842","unstructured":"A. G. V. 1842 . J. Pharm. Chim. , : 25 Janv.-Juin, (a short annotation at the end of the French translation of the Varrentrapp and Will article)","journal-title":"J. Pharm. Chim."},{"key":"e_1_3_2_6_1","first-page":"6","article-title":"Influence of Partial Replacement of Nickel by Nitrogen on Microstructure and Mechanical Properties of Austenitic Stainless Steel","author":"Ahmed A.","year":"2011","unstructured":"Ahmed , A. , Ghali , S. N. , Eissa , M. and El Badry , S. A. 2011 . Influence of Partial Replacement of Nickel by Nitrogen on Microstructure and Mechanical Properties of Austenitic Stainless Steel . J. Metall. , : 6 Article ID 639283","journal-title":"J. Metall."},{"key":"e_1_3_2_7_1","doi-asserted-by":"publisher","DOI":"10.1002\/prep.19960210111"},{"key":"e_1_3_2_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0003-2670(01)01239-9"},{"key":"e_1_3_2_9_1","doi-asserted-by":"publisher","DOI":"10.21273\/JASHS.120.5.871"},{"key":"e_1_3_2_10_1","doi-asserted-by":"publisher","DOI":"10.1080\/00032718808066330"},{"key":"e_1_3_2_11_1","doi-asserted-by":"publisher","DOI":"10.3168\/jds.2009-2959"},{"key":"e_1_3_2_12_1","volume-title":"True Protein vs. Total Protein","author":"American Jersey Cattle Association","unstructured":"American Jersey Cattle Association . True Protein vs. Total Protein http:\/\/www.usjersey.com\/Reference\/trueprot.pdf"},{"issue":"2","key":"e_1_3_2_13_1","first-page":"159","article-title":"Evaluation of Kjeldahl Digestion Method","volume":"15","author":"Amin M.","year":"2004","unstructured":"Amin , M. and Flowers , T. H. 2004 . Evaluation of Kjeldahl Digestion Method . J. Res. Sci. , 15 ( 2 ) : 159 \u2013 179 .","journal-title":"J. Res. Sci."},{"issue":"9","key":"e_1_3_2_14_1","first-page":"643","article-title":"Methods for the Destruction of Organic Matter","volume":"85","author":"Analytical Methods Committee","year":"1960","unstructured":"Analytical Methods Committee . 1960 . Methods for the Destruction of Organic Matter . Analyst , 85 ( 9 ) : 643 \u2013 656 .","journal-title":"Analyst"},{"key":"e_1_3_2_15_1","doi-asserted-by":"publisher","DOI":"10.1039\/an9679200403"},{"key":"e_1_3_2_16_1","doi-asserted-by":"publisher","DOI":"10.1093\/jaoac\/78.6.1516"},{"key":"e_1_3_2_17_1","volume-title":"Named Laboratory Apparatus","author":"Andraos J.","unstructured":"Andraos , J. Named Laboratory Apparatus http:\/\/www.chem.yorku.ca\/NAMED\/"},{"key":"e_1_3_2_18_1","doi-asserted-by":"publisher","DOI":"10.1007\/s007690050423"},{"key":"e_1_3_2_19_1","first-page":"19","volume-title":"Official and Tentative Method of Analysis,","author":"AOAC","year":"1935","unstructured":"AOAC . 1935 . Official and Tentative Method of Analysis, , 4th ed. , 19 \u2013 25 . Arlington , VA : AOAC . Secs.","edition":"4"},{"key":"e_1_3_2_20_1","volume-title":"Official Methods of Analysis of AOAC International,","author":"AOAC","year":"2011","unstructured":"AOAC . 2011 . Official Methods of Analysis of AOAC International, , 18th ed. , Gaithersburg , MD : AOAC . Revision 4","edition":"18"},{"key":"e_1_3_2_21_1","unstructured":"AOAC . n.d. http:\/\/www.aoac.org\/about\/aoac.htm"},{"key":"e_1_3_2_22_1","volume-title":"Standard Methods for the Examination of Water and Waste Waters,","author":"APHA","year":"1998","unstructured":"APHA . 1998 . Standard Methods for the Examination of Water and Waste Waters, , 20th ed. , Edited by: Clesceri , L. S. , Greenberg , A. E. and Eaton , A. D. Washington , DC : American Public Health Association .","edition":"20"},{"key":"e_1_3_2_23_1","volume-title":"Standard Methods for the Examination of Water and Waste Waters,","author":"APHA","year":"2012","unstructured":"APHA . 2012 . Standard Methods for the Examination of Water and Waste Waters, , 22th ed. , Edited by: Rice , E. W. , Baird , R. B. , Eaton , A. D. and Clesceri , L. S. Washington , DC : American Public Health Association .","edition":"22"},{"key":"e_1_3_2_24_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac50161a009"},{"key":"e_1_3_2_25_1","doi-asserted-by":"publisher","DOI":"10.1017\/S0022029900031241"},{"key":"e_1_3_2_26_1","doi-asserted-by":"publisher","DOI":"10.1002\/ardp.18852230503"},{"key":"e_1_3_2_27_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF01345046"},{"key":"e_1_3_2_28_1","first-page":"45","article-title":"Developments in the Kjeldahl Method for Determination of Nitrogen","volume":"15","author":"Ashraf M.","year":"1963","unstructured":"Ashraf , M. and Shah , R. A. 1963 . Developments in the Kjeldahl Method for Determination of Nitrogen . Pakistan J. Sci. Res. , 15 : 45 \u2013 57 .","journal-title":"Pakistan J. Sci. Res."},{"key":"e_1_3_2_29_1","doi-asserted-by":"publisher","DOI":"10.1016\/0003-2670(61)80175-X"},{"key":"e_1_3_2_30_1","doi-asserted-by":"publisher","DOI":"10.1016\/0039-9140(68)80131-6"},{"key":"e_1_3_2_31_1","first-page":"7","volume-title":"Standard Specification for Apparatus for Microdetermination of Nitrogen by Kjeldahl Method","author":"ASTM","year":"2011","unstructured":"ASTM . 2011 . Standard Specification for Apparatus for Microdetermination of Nitrogen by Kjeldahl Method , 7 West Conshoshoken , PA : American Society for Testing and Materials . ASTM E147-6"},{"key":"e_1_3_2_32_1","doi-asserted-by":"publisher","DOI":"10.1080\/10408347.2011.559440"},{"key":"e_1_3_2_33_1","doi-asserted-by":"publisher","DOI":"10.1016\/0039-9140(88)80127-9"},{"key":"e_1_3_2_34_1","first-page":"197","article-title":"On Sources of Errors in Determinations of Nitrogen by Soda-Lime, and Means of Avoiding Them","volume":"10","author":"Atwater W. O.","year":"1888","unstructured":"Atwater , W. O. 1888 . On Sources of Errors in Determinations of Nitrogen by Soda-Lime, and Means of Avoiding Them . Am. Chem. J. , 10 : 197 \u2013 209 . 262\u2013282; Analyst 1888, 13 (10), 193\u2013196; (11), 213\u2013215; (12), 233\u2013237; 1889, 14 (1), 17\u201318; (3), 57\u201359; (4), 76\u201378; (5), 90\u201396; (8), 157\u2013159","journal-title":"Am. Chem. J."},{"issue":"6","key":"e_1_3_2_35_1","first-page":"113","article-title":"On Certain Sources of Loss in the Determination of Nitrogen by Soda-Lime","volume":"10","author":"Atwater W. O.","year":"1888","unstructured":"Atwater , W. O. and Ball , E. M. 1888 . On Certain Sources of Loss in the Determination of Nitrogen by Soda-Lime . Am. Chem. J. , 10 ( 6 ) : 113 \u2013 119 . Analyst 1888, 13 (6), 112\u2013115; (7), 132\u2013134.","journal-title":"Am. Chem. J."},{"issue":"5","key":"e_1_3_2_36_1","first-page":"311","article-title":"Notes on the Soda-Lime Method for Determining Nitrogen","volume":"9","author":"Atwater W. O.","year":"1887","unstructured":"Atwater , W. O. and Woods , C. D. 1887 . Notes on the Soda-Lime Method for Determining Nitrogen . Am. Chem. J. , 9 ( 5 ) : 311 \u2013 324 .","journal-title":"Am. Chem. J."},{"key":"e_1_3_2_37_1","doi-asserted-by":"publisher","DOI":"10.1080\/00103628909368129"},{"key":"e_1_3_2_38_1","doi-asserted-by":"publisher","DOI":"10.1016\/0039-9140(61)80040-4"},{"key":"e_1_3_2_39_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac60004a022"},{"issue":"1","key":"e_1_3_2_40_1","first-page":"83","article-title":"Total Nitrogen Content of Milk: A Rapid Microwave Kjeldahl Digestion","volume":"73","author":"Barbano D. M.","year":"1990","unstructured":"Barbano , D. M. and Clark , J. L. 1990 . Total Nitrogen Content of Milk: A Rapid Microwave Kjeldahl Digestion . J. Dairy Sci. , 73 ( Suppl. 1 ) : 83","journal-title":"J. Dairy Sci."},{"key":"e_1_3_2_41_1","doi-asserted-by":"publisher","DOI":"10.3168\/jds.S0022-0302(92)78086-2"},{"key":"e_1_3_2_42_1","doi-asserted-by":"publisher","DOI":"10.4319\/lom.2009.7.751"},{"key":"e_1_3_2_43_1","first-page":"28","article-title":"Microwave Digestion Moves into the 21th Century","author":"Barclay D.","year":"2004","unstructured":"Barclay , D. 2004 . Microwave Digestion Moves into the 21th Century . Today's Chem. Work , : 28 \u2013 32 . March","journal-title":"Today's Chem. Work"},{"key":"e_1_3_2_44_1","doi-asserted-by":"publisher","DOI":"10.1002\/jsfa.2740320715"},{"key":"e_1_3_2_45_1","first-page":"770","article-title":"Total Nitrogen Analysis for Soils and Plant Tissues","volume":"63","author":"Batey T.","year":"1974","unstructured":"Batey , T. , Cresser , M. and Willett , L. R. 1974 . Total Nitrogen Analysis for Soils and Plant Tissues . J. Assoc. Off. Anal. Chem. , 63 : 770 \u2013 778 .","journal-title":"J. Assoc. Off. Anal. Chem."},{"key":"e_1_3_2_46_1","first-page":"343","article-title":"An Improved Kjeldahl Process for the Determination of Nitrogen in Coal and Coke","volume":"13","author":"Beet A. E.","year":"1934","unstructured":"Beet , A. E. 1934 . An Improved Kjeldahl Process for the Determination of Nitrogen in Coal and Coke . Fuel , 13 : 343 \u2013 345 .","journal-title":"Fuel"},{"key":"e_1_3_2_47_1","doi-asserted-by":"publisher","DOI":"10.1002\/jctb.5010040706"},{"key":"e_1_3_2_48_1","doi-asserted-by":"publisher","DOI":"10.1038\/175513b0"},{"key":"e_1_3_2_49_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac60102a601"},{"key":"e_1_3_2_50_1","doi-asserted-by":"publisher","DOI":"10.1039\/ad9761300153"},{"key":"e_1_3_2_51_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF01257452"},{"key":"e_1_3_2_52_1","volume-title":"Semi-Micro Quantitative Organic Analsyis","author":"Belcher R.","year":"1945","unstructured":"Belcher , R. and Godbert , A. L. 1945 . Semi-Micro Quantitative Organic Analsyis , London : Longman ."},{"key":"e_1_3_2_53_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00769-010-0677-6"},{"issue":"2","key":"e_1_3_2_54_1","first-page":"227","article-title":"Comparison of Modified Automatic Dumas Method and the Traditional Kjeldahl Method for Nitrogen Determination in Infant Food","volume":"70","author":"Bellomonte G.","year":"1987","unstructured":"Bellomonte , G. , Costantini , A. and Giammarioli , S. 1987 . Comparison of Modified Automatic Dumas Method and the Traditional Kjeldahl Method for Nitrogen Determination in Infant Food . J. Assoc. Off. Anal. Chem. , 70 ( 2 ) : 227 \u2013 229 .","journal-title":"J. Assoc. Off. Anal. Chem."},{"issue":"1","key":"e_1_3_2_55_1","first-page":"69","article-title":"Determination of Nitrogen and Protein Content of Meat and Meat Products","volume":"70","author":"Benedict R. C.","year":"1987","unstructured":"Benedict , R. C. 1987 . Determination of Nitrogen and Protein Content of Meat and Meat Products . J. Assoc. Off. Anal. Chem. , 70 ( 1 ) : 69 \u2013 74 .","journal-title":"J. Assoc. Off. Anal. Chem."},{"key":"e_1_3_2_56_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2621.1968.tb00885.x"},{"key":"e_1_3_2_57_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF02905231"},{"issue":"2","key":"e_1_3_2_58_1","first-page":"64","article-title":"Optimisation d\u2019une Min\u00e9ralisation Micro-onde pour la D\u00e9termination de l\u2019Azote Kjeldahl dans les Produits Carn\u00e9s","volume":"19","author":"Bermond A.","year":"1991","unstructured":"Bermond , A. and Ducauze , C. J. 1991 . Optimisation d\u2019une Min\u00e9ralisation Micro-onde pour la D\u00e9termination de l\u2019Azote Kjeldahl dans les Produits Carn\u00e9s . Analusis , 19 ( 2 ) : 64 \u2013 66 .","journal-title":"Analusis"},{"key":"e_1_3_2_59_1","first-page":"284","article-title":"Violet D\u2019aniline","volume":"1","author":"Berthelot M. P. E.","year":"1859","unstructured":"Berthelot , M. P. E. 1859 . Violet D\u2019aniline . Repert. Chim. Appl. , 1 : 284","journal-title":"Repert. Chim. Appl."},{"key":"e_1_3_2_60_1","first-page":"28","volume-title":"Lehrbuch der Chemie","author":"Berzelius J. J.","year":"1837","unstructured":"Berzelius , J. J. 1837 . Lehrbuch der Chemie , 28 Arnold : Dresden ."},{"issue":"4","key":"e_1_3_2_61_1","first-page":"780","article-title":"Comparison of Kjeldahl Method for Determination of Crude Protein in Cereal Grains and Oil Seeds with Generic Combustion Method: Collaborative Study","volume":"76","author":"Bicsak R. C.","year":"1993","unstructured":"Bicsak , R. C. 1993 . Comparison of Kjeldahl Method for Determination of Crude Protein in Cereal Grains and Oil Seeds with Generic Combustion Method: Collaborative Study . J. Assoc. Off. Anal. Chem. , 76 ( 4 ) : 780 \u2013 786 .","journal-title":"J. Assoc. Off. Anal. Chem."},{"issue":"3","key":"e_1_3_2_62_1","first-page":"657","article-title":"Kjel-Foss Automatic Analysis Using an Antimony-Based Catalyst: Collaborative Study","volume":"63","author":"Bjarno O.-C.","year":"1980","unstructured":"Bjarno , O.-C. 1980 . Kjel-Foss Automatic Analysis Using an Antimony-Based Catalyst: Collaborative Study . J. Assoc. Off. Anal. Chem. , 63 ( 3 ) : 657 \u2013 663 .","journal-title":"J. Assoc. Off. Anal. Chem."},{"key":"e_1_3_2_63_1","doi-asserted-by":"publisher","DOI":"10.1080\/00103627109366305"},{"key":"e_1_3_2_64_1","volume-title":"Elementary Quantitative Analysis: Theory and Practice","author":"Blaedel W. J.","year":"1957","unstructured":"Blaedel , W. J. and Meloche , V. W. 1957 . Elementary Quantitative Analysis: Theory and Practice , Evanston , IL : Row, Petterson and Co. ."},{"key":"e_1_3_2_65_1","doi-asserted-by":"publisher","DOI":"10.3891\/acta.chem.scand.03-1439"},{"key":"e_1_3_2_66_1","doi-asserted-by":"publisher","DOI":"10.1039\/an884090115b"},{"key":"e_1_3_2_67_1","first-page":"1","volume-title":"Boltonia","author":"Bolton H. C.","year":"2004","unstructured":"Bolton , H. C. 2004 . Boltonia Vol. 6 , 1 Jan"},{"key":"e_1_3_2_68_1","first-page":"737","article-title":"Bromometric Determination of Nitrogen","volume":"44","author":"Bosch F. de A.","year":"1947","unstructured":"Bosch , F. de A. and Querol , M. C. A. 1947 . Bromometric Determination of Nitrogen . Anales Real Soc. Espan. Fis. Quim. Ser B. , 44 : 737 \u2013 740 .","journal-title":"Anales Real Soc. Espan. Fis. Quim. Ser B."},{"key":"e_1_3_2_69_1","doi-asserted-by":"publisher","DOI":"10.1016\/0039-9140(74)80095-0"},{"key":"e_1_3_2_70_1","doi-asserted-by":"publisher","DOI":"10.1590\/S0103-84782011000800028"},{"issue":"9","key":"e_1_3_2_71_1","first-page":"1324","article-title":"Determination of Total Kjeldahl Nitrogen and Total Phosphorus in Surface Waters and Waste Waters","volume":"54","author":"Bowman G. T.","year":"1982","unstructured":"Bowman , G. T. and Delfino , J. J. 1982 . Determination of Total Kjeldahl Nitrogen and Total Phosphorus in Surface Waters and Waste Waters . J. Water Pollut. Control Fed. , 54 ( 9 ) : 1324 \u2013 1330 .","journal-title":"J. Water Pollut. Control Fed."},{"key":"e_1_3_2_72_1","doi-asserted-by":"publisher","DOI":"10.1016\/0003-2697(76)90527-3"},{"key":"e_1_3_2_73_1","doi-asserted-by":"publisher","DOI":"10.1021\/cr60087a002"},{"key":"e_1_3_2_74_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac60085a028"},{"key":"e_1_3_2_75_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac60126a024"},{"key":"e_1_3_2_76_1","volume-title":"The Kjeldahl Method for Organic Nitrogen","author":"Bradstreet R. B.","year":"1965","unstructured":"Bradstreet , R. B. 1965 . The Kjeldahl Method for Organic Nitrogen , London : Academic Press ."},{"key":"e_1_3_2_77_1","doi-asserted-by":"publisher","DOI":"10.4067\/S0717-97072009000100022"},{"key":"e_1_3_2_78_1","volume-title":"Acid Digestions Using the Hach DigesdahlR Digestion Apparatus: Sample Preparation for Protein and Elemental Analysis","author":"Brayton S. V.","year":"1992","unstructured":"Brayton , S. V. 1992 . Acid Digestions Using the Hach DigesdahlR Digestion Apparatus: Sample Preparation for Protein and Elemental Analysis , Loveland , CO : Hach Company . Tech. Info. Ser. Booklet No. 14"},{"key":"e_1_3_2_79_1","doi-asserted-by":"publisher","DOI":"10.1515\/zpch-1903-4628"},{"key":"e_1_3_2_80_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00216-009-3198-6"},{"key":"e_1_3_2_81_1","doi-asserted-by":"publisher","DOI":"10.1017\/S0021859600021572"},{"key":"e_1_3_2_82_1","doi-asserted-by":"publisher","DOI":"10.1080\/00103628309367418"},{"key":"e_1_3_2_83_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0003-2670(00)88973-4"},{"key":"e_1_3_2_84_1","doi-asserted-by":"publisher","DOI":"10.1080\/00103627209366361"},{"key":"e_1_3_2_85_1","volume-title":"Justus von Liebig: The Chemical Gatekeeper","author":"Brock W. H.","year":"1997","unstructured":"Brock , W. H. 1997 . Justus von Liebig: The Chemical Gatekeeper , Cambridge : Cambridge University Press ."},{"key":"e_1_3_2_86_1","first-page":"168","volume-title":"Dictionary of Scientific Biography","author":"Brock W. H.","year":"1976","unstructured":"Brock , W. H. 1976 . \u201c Wanklyn, James Alfred \u201d . In Dictionary of Scientific Biography , Edited by: Gillispie , C. C. Vol. 14 , 168 \u2013 170 . New York : American Council of Learned Scocieties, Charles Scribner's Sons ."},{"key":"e_1_3_2_87_1","doi-asserted-by":"publisher","DOI":"10.1080\/08327823.2012.11689824"},{"key":"e_1_3_2_88_1","doi-asserted-by":"publisher","DOI":"10.1002\/jib.1994.100.2.57"},{"key":"e_1_3_2_89_1","doi-asserted-by":"publisher","DOI":"10.1080\/00103629509369394"},{"key":"e_1_3_2_90_1","doi-asserted-by":"publisher","DOI":"10.1039\/ap9842100210"},{"key":"e_1_3_2_91_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.talanta.2008.01.037"},{"key":"e_1_3_2_92_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac50033a035"},{"key":"e_1_3_2_93_1","first-page":"13","article-title":"Sur une Cause d\u2019erreur dans la M\u00e9thode Kjeldahl-Gunning","volume":"27","author":"Carpiaux E.","year":"1912","unstructured":"Carpiaux , E. 1912 . Sur une Cause d\u2019erreur dans la M\u00e9thode Kjeldahl-Gunning . Bull. Soc. Chim. Belgique , 27 : 13 \u2013 14 .","journal-title":"Bull. Soc. Chim. Belgique"},{"key":"e_1_3_2_94_1","doi-asserted-by":"publisher","DOI":"10.21273\/HORTTECH.22.1.20"},{"key":"e_1_3_2_95_1","volume-title":"Methods of Soil Sampling and Analysis,","author":"Carter M. R.","year":"2006","unstructured":"Carter , M. R. and Gregorich , E. G. 2006 . Methods of Soil Sampling and Analysis, , 2nd ed. , Boca Raton , FL : Canadian Society of Soil Science; Taylor and Francis . Eds.","edition":"2"},{"key":"e_1_3_2_96_1","doi-asserted-by":"publisher","DOI":"10.3168\/jds.S0022-0302(62)89562-9"},{"key":"e_1_3_2_97_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0003-2670(97)00266-3"},{"key":"e_1_3_2_98_1","doi-asserted-by":"publisher","DOI":"10.1016\/0003-2697(75)90169-4"},{"key":"e_1_3_2_99_1","first-page":"237","volume-title":"Food Analysis,","author":"Chang S. K. C.","year":"1998","unstructured":"Chang , S. K. C. 1998 . \u201c Protein Analysis \u201d . In Food Analysis, , 2nd ed. , Edited by: Nielsen , S. S. 237 \u2013 249 . Gaithersburg , MD : Aspen .","edition":"2"},{"key":"e_1_3_2_100_1","doi-asserted-by":"publisher","DOI":"10.1016\/S1350-4177(03)00128-7"},{"key":"e_1_3_2_101_1","doi-asserted-by":"publisher","DOI":"10.1051\/analusis:1998133"},{"issue":"7","key":"e_1_3_2_102_1","first-page":"333","article-title":"Present Status of Protein Analysis","volume":"36","author":"Chen H.","year":"2000","unstructured":"Chen , H. 2000 . Present Status of Protein Analysis . Lihua Jianyan, Huaxue Fence , 36 ( 7 ) : 333 \u2013 336 .","journal-title":"Lihua Jianyan, Huaxue Fence"},{"key":"e_1_3_2_103_1","first-page":"62","article-title":"Accuracy in Kjeldahl Protein Analysis","author":"Chen Y.-S.","year":"1988","unstructured":"Chen , Y.-S. , Brayton , S. V. and Hach , C. C. 1988 . Accuracy in Kjeldahl Protein Analysis . Am. Lab. , : 62 \u2013 67 .","journal-title":"Am. Lab."},{"issue":"1","key":"e_1_3_2_104_1","first-page":"24","article-title":"Quantifying the Measurement Uncertainty for Protein Determinations in Soybeans Using the KjeltecTM 2300","volume":"32","author":"Cheng S.","year":"2008","unstructured":"Cheng , S. , Gu , J. and Pang , J. 2008 . Quantifying the Measurement Uncertainty for Protein Determinations in Soybeans Using the KjeltecTM 2300 . In Focus , 32 ( 1 ) : 24 \u2013 27 .","journal-title":"In Focus"},{"key":"e_1_3_2_105_1","volume-title":"The Practising Chemists: A History of the Society for Analytical Chemistry","author":"Chirnside R. C.","year":"1974","unstructured":"Chirnside , R. C. and Hamence , J. H. 1974 . The Practising Chemists: A History of the Society for Analytical Chemistry , London : RSC ."},{"key":"e_1_3_2_106_1","doi-asserted-by":"publisher","DOI":"10.1104\/pp.2.4.455"},{"key":"e_1_3_2_107_1","doi-asserted-by":"publisher","DOI":"10.1093\/clinchem\/11.3.413"},{"issue":"4","key":"e_1_3_2_108_1","first-page":"865","article-title":"Coulometric Determination of Kjeldahl Nitrogen","volume":"49","author":"Christian G. D.","year":"1966","unstructured":"Christian , G. D. and Jung , P. D. 1966 . Coulometric Determination of Kjeldahl Nitrogen . J. Assoc. Off. Anal. Chem. , 49 ( 4 ) : 865 \u2013 869 .","journal-title":"J. Assoc. Off. Anal. Chem."},{"key":"e_1_3_2_109_1","volume-title":"Determination of the Amount of Nitrogen in Cyanobacteria by Kjeldahl Method","author":"Ci X.","year":"2010","unstructured":"Ci , X. November 2010 . Determination of the Amount of Nitrogen in Cyanobacteria by Kjeldahl Method , Finland : Central Ostrobothnia University of Applied Science . B.S. thesis"},{"key":"e_1_3_2_110_1","volume-title":"Guide to Quality in Analytical Chemistry: An Aid to Accreditation","author":"CITAC","year":"2002","unstructured":"CITAC . 2002 . Guide to Quality in Analytical Chemistry: An Aid to Accreditation , Uppsala , , Sweden : Eurachem . CITAC\/Eurachem Guide"},{"key":"e_1_3_2_111_1","first-page":"641","article-title":"Report on Microchemical Methods. Kjeldahl Nitrogen Method","volume":"24","author":"Clark E. P.","year":"1941","unstructured":"Clark , E. P. 1941 . Report on Microchemical Methods. Kjeldahl Nitrogen Method . J. Assoc. Off. Agric. Chem. , 24 : 641 \u2013 647 .","journal-title":"J. Assoc. Off. Agric. Chem."},{"key":"e_1_3_2_112_1","doi-asserted-by":"publisher","DOI":"10.1021\/ie50132a031"},{"key":"e_1_3_2_113_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0002-9459(24)10221-5"},{"key":"e_1_3_2_114_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0021-9673(99)00024-2"},{"key":"e_1_3_2_115_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac960133w"},{"key":"e_1_3_2_116_1","first-page":"1","volume":"405","author":"Comprehensive Review of Scientific Literature Pertaining to Nitrogen Protein Conversion Factors","year":"2006","unstructured":"Comprehensive Review of Scientific Literature Pertaining to Nitrogen Protein Conversion Factors . 2006 . Bull. Int. Dairy Fed. , 405 : 1 \u2013 11 . http:\/\/www.idfdairynutrition.org\/Files\/media\/Publications\/405-2006.pdf","journal-title":"Bull. Int. Dairy Fed."},{"key":"e_1_3_2_117_1","doi-asserted-by":"publisher","DOI":"10.1016\/0003-2697(85)90190-3"},{"key":"e_1_3_2_118_1","doi-asserted-by":"publisher","DOI":"10.1023\/A:1020835120701"},{"key":"e_1_3_2_119_1","volume-title":"Microdiffusion Analysis and Volumetric Error,","author":"Conway E. J.","year":"1957","unstructured":"Conway , E. J. 1957 . Microdiffusion Analysis and Volumetric Error, , 4th ed. , London : Crosby and Lookwood and Son .","edition":"4"},{"key":"e_1_3_2_120_1","doi-asserted-by":"publisher","DOI":"10.2166\/wst.2004.0167"},{"key":"e_1_3_2_121_1","doi-asserted-by":"publisher","DOI":"10.2307\/1351691"},{"key":"e_1_3_2_122_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0003-2670(00)88817-0"},{"key":"e_1_3_2_123_1","doi-asserted-by":"publisher","DOI":"10.1039\/an9851000861"},{"key":"e_1_3_2_124_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF01554617"},{"key":"e_1_3_2_125_1","first-page":"454","article-title":"The Application of Kjeldahl's Method to Such Compounds as Nitrobenzok, Anilins, Xylidins, etc","volume":"24","author":"Dafert F. W.","year":"1885","unstructured":"Dafert , F. W. 1885 . The Application of Kjeldahl's Method to Such Compounds as Nitrobenzok, Anilins, Xylidins, etc . Z. Anal. Chem. , 24 : 454 Abstract","journal-title":"Z. Anal. Chem."},{"key":"e_1_3_2_126_1","doi-asserted-by":"publisher","DOI":"10.1080\/00103628409367572"},{"key":"e_1_3_2_127_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF02675898"},{"key":"e_1_3_2_128_1","doi-asserted-by":"publisher","DOI":"10.1016\/0021-9673(93)80718-N"},{"key":"e_1_3_2_129_1","first-page":"488","article-title":"Use of Selenium in the Kjeldahl Digestion Method","volume":"10","author":"Davis C. F.","year":"1933","unstructured":"Davis , C. F. and Wise , M. 1933 . Use of Selenium in the Kjeldahl Digestion Method . Cereal Chem , 10 : 488 \u2013 493 .","journal-title":"Cereal Chem"},{"key":"e_1_3_2_130_1","doi-asserted-by":"publisher","DOI":"10.1016\/0039-9140(71)80040-1"},{"key":"e_1_3_2_131_1","doi-asserted-by":"publisher","DOI":"10.1201\/b11241-4"},{"key":"e_1_3_2_132_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ultsonch.2008.12.006"},{"key":"e_1_3_2_133_1","doi-asserted-by":"publisher","DOI":"10.1016\/0039-9140(78)80121-0"},{"key":"e_1_3_2_134_1","doi-asserted-by":"publisher","DOI":"10.2136\/sssaj1980.03615995004400020047x"},{"key":"e_1_3_2_135_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2621.2003.tb09655.x"},{"issue":"5","key":"e_1_3_2_136_1","first-page":"713","article-title":"Determination of Dissolved Organic Nitrogen in Seawater Using Kjeldahl Digestion after Inorganic Nitrogen Removal","volume":"20","author":"Doval M. D.","year":"1997","unstructured":"Doval , M. D. , Fraga , F. and Perez , F. F. 1997 . Determination of Dissolved Organic Nitrogen in Seawater Using Kjeldahl Digestion after Inorganic Nitrogen Removal . Oceanol. Acta , 20 ( 5 ) : 713 \u2013 720 .","journal-title":"Oceanol. Acta"},{"key":"e_1_3_2_137_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac60040a031"},{"key":"e_1_3_2_138_1","first-page":"18","article-title":"\u00c9tude Historique et Compar\u00e9e des Divers Adjuvants Utilis\u00e9s dans les Differents Essays de Generalization de la M\u00e9thode de Kjeldahl","volume":"1","author":"Drevon B.","year":"1940","unstructured":"Drevon , B. and Roussin , L. 1940 . \u00c9tude Historique et Compar\u00e9e des Divers Adjuvants Utilis\u00e9s dans les Differents Essays de Generalization de la M\u00e9thode de Kjeldahl . J. Pharm. Chim. , 1 : 18 \u2013 24 .","journal-title":"J. Pharm. Chim."},{"key":"e_1_3_2_139_1","first-page":"267","article-title":"D\u00e9termination de l\u2019Azote Total dans les Engrais","volume":"40","author":"Dreyfus E.","year":"1883","unstructured":"Dreyfus , E. 1883 . D\u00e9termination de l\u2019Azote Total dans les Engrais . Paris, Soc. Chim. Bull. , 40 : 267 \u2013 271 .","journal-title":"Paris, Soc. Chim. Bull."},{"issue":"3","key":"e_1_3_2_140_1","first-page":"258","article-title":"On the Determination of the Organic Nitrogen in Natural Waters by the Kjeldahl Method","volume":"3","author":"Drown T. M.","year":"1889","unstructured":"Drown , T. M. and Martin , H. 1889 . On the Determination of the Organic Nitrogen in Natural Waters by the Kjeldahl Method . J. Anal. Appl. Chem. , 3 ( 3 ) : 258 \u2013 268 . (from the Technology Quarterly, 2 (3))","journal-title":"J. Anal. Appl. Chem."},{"issue":"47","key":"e_1_3_2_141_1","first-page":"198","article-title":"Lettre de M. Dumas a M. Gay-Lussac, Sur les Proc\u00e9d\u00e9s de l\u2019Analyse Organique","volume":"2","author":"Dumas J.-B.","year":"1831","unstructured":"Dumas , J.-B. 1831 . Lettre de M. Dumas a M. Gay-Lussac, Sur les Proc\u00e9d\u00e9s de l\u2019Analyse Organique . Ann. Chim. Phys. , 2 ( 47 ) : 198 \u2013 215 .","journal-title":"Ann. Chim. Phys."},{"key":"e_1_3_2_142_1","first-page":"113","volume-title":"Dictionary of Scientific Biography","author":"Dunn L. C.","year":"1971","unstructured":"Dunn , L. C. 1971 . \u201c Johannsen, Wilhelm Ludwig \u201d . In Dictionary of Scientific Biography , Edited by: Gillispie , C. C. Vol. 7 , 113 \u2013 115 . New York : American Council of Learned Societies; Charles Scribner's Sons ."},{"key":"e_1_3_2_143_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0309-1740(02)00279-6"},{"key":"e_1_3_2_144_1","doi-asserted-by":"publisher","DOI":"10.1039\/ct8956700811"},{"key":"e_1_3_2_145_1","doi-asserted-by":"publisher","DOI":"10.1039\/an8760100137"},{"issue":"6","key":"e_1_3_2_146_1","first-page":"127","article-title":"On Kjeldahl Method for Determination of Nitrogen","volume":"10","author":"Editor of The Analyst","year":"1885","unstructured":"Editor of The Analyst . 1885 . On Kjeldahl Method for Determination of Nitrogen . Analyst , 10 ( 6 ) : 127 \u2013 128 .","journal-title":"Analyst"},{"key":"e_1_3_2_147_1","volume-title":"Pearson's Chemical Analysis of Foods,","author":"Egan H.","year":"1987","unstructured":"Egan , H. , Kirk , R. S. and Sawyers , R. S. 1987 . Pearson's Chemical Analysis of Foods, , 8th ed. , Harlow , , UK : Longman Scientific and Technical .","edition":"8"},{"key":"e_1_3_2_148_1","volume-title":"Kjeldahl Guide","author":"Egli H.","year":"2008","unstructured":"Egli , H. 2008 . Kjeldahl Guide , Flawill , , Switzerland : B\u00fcchi Labortechnik AG ."},{"key":"e_1_3_2_149_1","first-page":"334","article-title":"The Determination of the Protein Content of Milk by the Kjeldahl Method","volume":"14","author":"Eisses J.","year":"1960","unstructured":"Eisses , J. 1960 . The Determination of the Protein Content of Milk by the Kjeldahl Method . Neth. Milk Dairy J. , 14 : 334 \u2013 351 .","journal-title":"Neth. Milk Dairy J."},{"key":"e_1_3_2_150_1","doi-asserted-by":"publisher","DOI":"10.1039\/an9648900670"},{"key":"e_1_3_2_151_1","doi-asserted-by":"publisher","DOI":"10.1002\/food.19860300108"},{"key":"e_1_3_2_152_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0021-9673(00)00921-3"},{"key":"e_1_3_2_153_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0377-8401(98)00136-9"},{"key":"e_1_3_2_154_1","volume-title":"La Validation des M\u00e9thodes d\u2019Analyse. Une Approache Chimiom\u00e9trique de l\u2019Assurance Qualit\u00e9 au Laboratoire","author":"Feinberg M.","year":"1996","unstructured":"Feinberg , M. 1996 . La Validation des M\u00e9thodes d\u2019Analyse. Une Approache Chimiom\u00e9trique de l\u2019Assurance Qualit\u00e9 au Laboratoire , Paris : Masson ."},{"issue":"1","key":"e_1_3_2_155_1","first-page":"391","article-title":"Microwave-Assisted Digestion Technique for Kjeldahl Nitrogen in Foods","volume":"3","author":"Feinberg M. H.","year":"1999","unstructured":"Feinberg , M. H. 1999 . Microwave-Assisted Digestion Technique for Kjeldahl Nitrogen in Foods . Recent Research and Development in Agricultural and Food Chemistry, Research Signpost: Trivandrum, India , 3 ( Part 1 ) : 391 \u2013 402 .","journal-title":"Recent Research and Development in Agricultural and Food Chemistry, Research Signpost: Trivandrum, India"},{"key":"e_1_3_2_156_1","doi-asserted-by":"publisher","DOI":"10.1016\/0003-2670(93)80378-X"},{"key":"e_1_3_2_157_1","doi-asserted-by":"publisher","DOI":"10.1016\/0169-7439(93)E0043-4"},{"key":"e_1_3_2_158_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1749-6632.1960.tb23236.x"},{"key":"e_1_3_2_159_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0003-2670(01)82368-0"},{"key":"e_1_3_2_160_1","first-page":"23","article-title":"A Comparison of Three Methods of Nitrogen Analysis for Feedstuffs","volume":"30","author":"Figenschou D. L.","year":"2000","unstructured":"Figenschou , D. L. , Marais , J. P. and de Figereido , M. 2000 . A Comparison of Three Methods of Nitrogen Analysis for Feedstuffs . S. Afr. J. Anim. Sci. , 30 : 23 Suppl. I","journal-title":"S. Afr. J. Anim. Sci."},{"key":"e_1_3_2_161_1","doi-asserted-by":"publisher","DOI":"10.1079\/PNS19700015"},{"key":"e_1_3_2_162_1","doi-asserted-by":"publisher","DOI":"10.1080\/10408347408542672"},{"key":"e_1_3_2_163_1","doi-asserted-by":"publisher","DOI":"10.1016\/0009-8981(65)90083-5"},{"key":"e_1_3_2_164_1","doi-asserted-by":"publisher","DOI":"10.1039\/an9871200317"},{"key":"e_1_3_2_165_1","doi-asserted-by":"publisher","DOI":"10.1039\/an9790400378"},{"key":"e_1_3_2_166_1","doi-asserted-by":"publisher","DOI":"10.1039\/an9851000971"},{"key":"e_1_3_2_167_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.sab.2007.04.018"},{"key":"e_1_3_2_168_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0021-9258(18)84277-6"},{"key":"e_1_3_2_169_1","doi-asserted-by":"publisher","DOI":"10.1590\/S0074-02761953000100008"},{"issue":"1","key":"e_1_3_2_170_1","first-page":"178","article-title":"Polarographic Determination of Kjeldahl Nitrogen","volume":"65","author":"Fosdick L. E.","year":"1982","unstructured":"Fosdick , L. E. and Pile , R. K. 1982 . Polarographic Determination of Kjeldahl Nitrogen . J. Assoc. Off. Anal. Chem. , 65 ( 1 ) : 178 \u2013 180 .","journal-title":"J. Assoc. Off. Anal. Chem."},{"issue":"1","key":"e_1_3_2_171_1","first-page":"4","article-title":"Kjeldahl Analysis Goes Online: New KjeltecTM System Enhances Traceability and Efficiency in the Laboratory","volume":"33","author":"FOSS","year":"2009","unstructured":"FOSS . 2009 . Kjeldahl Analysis Goes Online: New KjeltecTM System Enhances Traceability and Efficiency in the Laboratory . In Focus , 33 ( 1 ) : 4","journal-title":"In Focus"},{"key":"e_1_3_2_172_1","volume-title":"Keltec 8400 Auto Sampler System","author":"FOSS","year":"2010","unstructured":"FOSS . 2010 . Keltec 8400 Auto Sampler System http:\/\/www.youtube.com\/watch?v=V6h6JzNh1rE (video)"},{"key":"e_1_3_2_173_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0021-9258(18)71962-5"},{"key":"e_1_3_2_174_1","doi-asserted-by":"publisher","DOI":"10.3168\/jds.S0022-0302(82)82319-9"},{"key":"e_1_3_2_175_1","first-page":"33","article-title":"The Kjeldahl Method in the Past and Present","volume":"65","author":"Frankignoulle A.","year":"1942","unstructured":"Frankignoulle , A. 1942 . The Kjeldahl Method in the Past and Present . Z. Ges. Brauw. , 65 : 33 \u2013 39 .","journal-title":"Z. Ges. Brauw."},{"key":"e_1_3_2_176_1","doi-asserted-by":"publisher","DOI":"10.1016\/0003-2697(72)90193-5"},{"key":"e_1_3_2_177_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF02740027"},{"key":"e_1_3_2_178_1","doi-asserted-by":"publisher","DOI":"10.1515\/bchm2.1933.216.1-2.68"},{"key":"e_1_3_2_179_1","doi-asserted-by":"publisher","DOI":"10.1080\/00103620802695024"},{"key":"e_1_3_2_180_1","first-page":"30","volume-title":"Methods of Protein Analysis","author":"Gaspar L.","year":"1984","unstructured":"Gaspar , L. 1984 . \u201c General Laboratory Methods \u201d . In Methods of Protein Analysis , Edited by: Kerese , I. 30 \u2013 86 . Chichester : Ellis Horwood ."},{"issue":"5","key":"e_1_3_2_181_1","first-page":"1228","article-title":"Zirconium Dioxide, a New Catalyst in Kjeldahl Method for Total Nitrogen Determination","volume":"57","author":"Glowa J.","year":"1974","unstructured":"Glowa , J. 1974 . Zirconium Dioxide, a New Catalyst in Kjeldahl Method for Total Nitrogen Determination . J. Assoc. Off. Anal. Chem. , 57 ( 5 ) : 1228 \u2013 1230 .","journal-title":"J. Assoc. Off. Anal. Chem."},{"key":"e_1_3_2_182_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.talanta.2004.08.038"},{"key":"e_1_3_2_183_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.atmosenv.2009.04.061"},{"key":"e_1_3_2_184_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0021-9258(18)57021-6"},{"key":"e_1_3_2_185_1","doi-asserted-by":"publisher","DOI":"10.2134\/agronj1990.00021962008200030027x"},{"key":"e_1_3_2_186_1","doi-asserted-by":"publisher","DOI":"10.3168\/jds.S0022-0302(92)78088-6"},{"issue":"5","key":"e_1_3_2_187_1","first-page":"893","article-title":"Determination of Nitrogen-Content in Milk by the Kjeldahl Method Using Copper Sulfate: Interlaboratory Study","volume":"71","author":"Grappin R.","year":"1988","unstructured":"Grappin , R. and Horwitz , W. 1988 . Determination of Nitrogen-Content in Milk by the Kjeldahl Method Using Copper Sulfate: Interlaboratory Study . J. Assoc. Off. Anal. Chem. , 71 ( 5 ) : 893 \u2013 898 .","journal-title":"J. Assoc. Off. Anal. Chem."},{"key":"e_1_3_2_188_1","first-page":"97","volume-title":"Food Composition Data. Production, Management and Use,","author":"Greenfield H.","year":"2003","unstructured":"Greenfield , H. and Southgate , D. A. T. 2003 . \u201c Review of Methods of Analysis \u201d . In Food Composition Data. Production, Management and Use, , 2nd ed. , 97 \u2013 148 . Rome : FAO . Ch. 7","edition":"2"},{"key":"e_1_3_2_189_1","doi-asserted-by":"publisher","DOI":"10.1002\/cber.18780110281"},{"key":"e_1_3_2_190_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF00155487"},{"issue":"4","key":"e_1_3_2_191_1","first-page":"188","article-title":"Ueber eine Modification der Kjeldahl-Methode, February 1889","volume":"28","author":"Gunning J. W.","year":"1889","unstructured":"Gunning , J. W. 1889 . Ueber eine Modification der Kjeldahl-Methode, February 1889 . Nederl. Tydschr. V. Pharmacie , 28 ( 4 ) : 188 \u2013 191 . Modification of Kjeldahl's Nitrogen Process (Abstract). Analyst 1889, 14 (4), 79.","journal-title":"Nederl. Tydschr. V. Pharmacie"},{"key":"e_1_3_2_192_1","doi-asserted-by":"publisher","DOI":"10.22358\/jafs\/74480\/2007"},{"key":"e_1_3_2_193_1","first-page":"570","article-title":"Bromo-jodometrische Ammoniakbepaling en de Toepassing voor de Stikstofbepaling na Destructie volgens Kjeldahl","volume":"75","author":"Haanappel Th. A. G.","year":"1938","unstructured":"Haanappel , Th. A. G. 1938 . Bromo-jodometrische Ammoniakbepaling en de Toepassing voor de Stikstofbepaling na Destructie volgens Kjeldahl . Pharm. Weekbl. , 75 : 570","journal-title":"Pharm. Weekbl."},{"key":"e_1_3_2_194_1","doi-asserted-by":"publisher","DOI":"10.1021\/jf00066a025"},{"issue":"5","key":"e_1_3_2_195_1","first-page":"783","article-title":"More Powerful Peroxide Kjeldahl Digestion Method","volume":"70","author":"Hach C. C.","year":"1987","unstructured":"Hach , C. C. , Bodwen , B. K. , Kopelove , A. B. and Brayton , S. V. 1987 . More Powerful Peroxide Kjeldahl Digestion Method . J. Assoc. Off. Anal. Chem. , 70 ( 5 ) : 783 \u2013 787 .","journal-title":"J. Assoc. Off. Anal. Chem."},{"key":"e_1_3_2_196_1","volume-title":"DigesdahlR Digestion Apparatus\u2014Instruction Manual","author":"Hach Company","year":"1997","unstructured":"Hach Company . 1997 . DigesdahlR Digestion Apparatus\u2014Instruction Manual , Loveland , CO : Hach Company ."},{"issue":"1","key":"e_1_3_2_197_1","first-page":"12","article-title":"Ten Minutes \u2018Kjeldahls\u2019 Are Here","volume":"6","author":"Hach Company","year":"1982","unstructured":"Hach Company . 1982 . Ten Minutes \u2018Kjeldahls\u2019 Are Here . News Notes Anal. , 6 ( 1 ) : 12","journal-title":"News Notes Anal."},{"issue":"1","key":"e_1_3_2_198_1","first-page":"14","article-title":"Determination of Kjeldahl Nitrogen in Foodstuffs and the Influence of Various Catalysts","volume":"44","author":"Hadorn H.","year":"1953","unstructured":"Hadorn , H. , Jungkunz , R. and Biefer , K. W. 1953 . Determination of Kjeldahl Nitrogen in Foodstuffs and the Influence of Various Catalysts . Mitt. Lebensm.unter Hyg. , 44 ( 1 ) : 14 \u2013 29 .","journal-title":"Mitt. Lebensm.unter Hyg."},{"key":"e_1_3_2_199_1","doi-asserted-by":"publisher","DOI":"10.3136\/fstr.15.531"},{"key":"e_1_3_2_200_1","doi-asserted-by":"publisher","DOI":"10.2116\/bunsekikagaku.59.781"},{"key":"e_1_3_2_201_1","doi-asserted-by":"publisher","DOI":"10.3136\/fstr.17.227"},{"key":"e_1_3_2_202_1","first-page":"143","article-title":"Hydrogen Peroxide Method and Kjeldahl Digestion Method for Plant Analysis","volume":"58","author":"Hambelton L. C.","year":"1975","unstructured":"Hambelton , L. C. and Noel , R. J. 1975 . Hydrogen Peroxide Method and Kjeldahl Digestion Method for Plant Analysis . J. Assoc. Off. Anal. Chem. , 58 : 143 \u2013 145 .","journal-title":"J. Assoc. Off. Anal. Chem."},{"key":"e_1_3_2_203_1","doi-asserted-by":"publisher","DOI":"10.1016\/0003-2697(76)90508-X"},{"key":"e_1_3_2_204_1","doi-asserted-by":"publisher","DOI":"10.1039\/ap9933000003"},{"key":"e_1_3_2_205_1","doi-asserted-by":"publisher","DOI":"10.3168\/jds.S0022-0302(92)78087-4"},{"key":"e_1_3_2_206_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF02657542"},{"key":"e_1_3_2_207_1","doi-asserted-by":"publisher","DOI":"10.2116\/bunsekikagaku.58.379"},{"key":"e_1_3_2_208_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac60188a031"},{"issue":"3","key":"e_1_3_2_209_1","first-page":"212","article-title":"Determination of Nitrogen in Foods by 1st Order Differential Coefficient Single Sweep Polarography","volume":"26","author":"He L.-P.","year":"2005","unstructured":"He , L.-P. , Hao , J. , Zhang , R.-B. and Shen , J. 2005 . Determination of Nitrogen in Foods by 1st Order Differential Coefficient Single Sweep Polarography . Food Sci. , 26 ( 3 ) : 212 \u2013 214 .","journal-title":"Food Sci."},{"key":"e_1_3_2_210_1","doi-asserted-by":"publisher","DOI":"10.2136\/sssaj1990.03615995005400060019x"},{"key":"e_1_3_2_211_1","doi-asserted-by":"publisher","DOI":"10.1002\/andp.18451420911"},{"key":"e_1_3_2_212_1","doi-asserted-by":"publisher","DOI":"10.1021\/i560101a008"},{"key":"e_1_3_2_213_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0016-0032(08)90028-4"},{"key":"e_1_3_2_214_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.chemolab.2005.04.010"},{"key":"e_1_3_2_215_1","first-page":"73","article-title":"\u00dcber die Anwendung von Wasserstuff Superoxyd zur Stickstoffbestimmug","volume":"40","author":"Heuss R.","year":"1923","unstructured":"Heuss , R. 1923 . \u00dcber die Anwendung von Wasserstuff Superoxyd zur Stickstoffbestimmug . Woch. Brau. , 40 : 73","journal-title":"Woch. Brau."},{"key":"e_1_3_2_216_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0021-9258(18)57154-4"},{"key":"e_1_3_2_217_1","doi-asserted-by":"publisher","DOI":"10.1002\/nadc.201290317"},{"key":"e_1_3_2_218_1","doi-asserted-by":"publisher","DOI":"10.2737\/PNW-RN-449"},{"key":"e_1_3_2_219_1","volume-title":"The Carlsberg Laboratory 1876\/1976","author":"Holter H.","year":"1976","unstructured":"Holter , H. and M\u00f8ller , K. M. 1976 . The Carlsberg Laboratory 1876\/1976 , Rhodos , , Denmark : Carlsberg Foundation ."},{"issue":"4","key":"e_1_3_2_220_1","first-page":"195","article-title":"Rapid Determination of Nitrogen in Soil by Kjeldahl Method","volume":"33","author":"Honda C.","year":"1962","unstructured":"Honda , C. 1962 . Rapid Determination of Nitrogen in Soil by Kjeldahl Method . J. Sci. Soil Manure , 33 ( 4 ) : 195 \u2013 200 .","journal-title":"J. Sci. Soil Manure"},{"key":"e_1_3_2_221_1","doi-asserted-by":"publisher","DOI":"10.2136\/sssaj2009.0389"},{"key":"e_1_3_2_222_1","doi-asserted-by":"publisher","DOI":"10.1626\/jcs.61.28"},{"key":"e_1_3_2_223_1","first-page":"75","volume-title":"Handbook of Reference Methods for Plant Analysis","author":"Horneck D. A.","year":"1998","unstructured":"Horneck , D. A. and Miller , R. O. 1998 . \u201c Determination of Total Nitrogen in Plant Tissue \u201d . In Handbook of Reference Methods for Plant Analysis , Edited by: Kalra , Y. P. 75 \u2013 83 . Boca Raton , FL : CRC Press . Chap. 9"},{"issue":"9","key":"e_1_3_2_224_1","first-page":"271","article-title":"An Interchangeable Micro and Macro Steam Distillation Apparatus","volume":"69","author":"Hoskins J. L.","year":"1944","unstructured":"Hoskins , J. L. 1944 . An Interchangeable Micro and Macro Steam Distillation Apparatus . Analyst , 69 ( 9 ) : 271","journal-title":"Analyst"},{"key":"e_1_3_2_225_1","doi-asserted-by":"publisher","DOI":"10.1080\/00103629909370237"},{"key":"e_1_3_2_226_1","first-page":"43","article-title":"Liv, Y. The Rapid Determination of Ammonia Nitrogen in High Concentration Ammoniated Wastewater","volume":"4","author":"Huang T.-Q.","year":"2003","unstructured":"Huang , T.-Q. 2003 . Liv, Y. The Rapid Determination of Ammonia Nitrogen in High Concentration Ammoniated Wastewater . Environ. Monit. China , 4 : 43 \u2013 44 .","journal-title":"Environ. Monit. China"},{"key":"e_1_3_2_227_1","volume-title":"Chemical Analysis in the New Zealand Dairy Industry","author":"Hughes C. G.","unstructured":"Hughes , C. G. and Gray , I. K. Chemical Analysis in the New Zealand Dairy Industry , Christchurch , , New Zealand : New Zealand Dairy Research Institute . http:\/\/www.nzic.org.nz\/ChemProcesses\/dairy\/3I.pdf"},{"key":"e_1_3_2_228_1","first-page":"296","volume-title":"The Development of Modern Chemistry","author":"Ihde A. J.","year":"1964","unstructured":"Ihde , A. J. 1964 . The Development of Modern Chemistry , 296 New York : Harper & Row ."},{"key":"e_1_3_2_229_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.vibspec.2011.07.002"},{"key":"e_1_3_2_230_1","volume-title":"Water Quality\u2014Determination of Kjeldahl Nitrogen\u2014Method after Mineralization with Selenium","author":"ISO. ISO 5663","year":"1984","unstructured":"ISO. ISO 5663 . 1984 . Water Quality\u2014Determination of Kjeldahl Nitrogen\u2014Method after Mineralization with Selenium , Gen\u00e8ve : International Organization for Standardization ."},{"key":"e_1_3_2_231_1","volume-title":"Cereal and Pulses \u2013 Determination of the Nitrogen Content and Calculation of the Crude Protein Content \u2013 Kjeldahl Method","author":"ISO. ISO 20483:2006","year":"2006","unstructured":"ISO. ISO 20483:2006 . 2006 . Cereal and Pulses \u2013 Determination of the Nitrogen Content and Calculation of the Crude Protein Content \u2013 Kjeldahl Method , Gen\u00e8ve : International Organization for Standardization ."},{"key":"e_1_3_2_232_1","volume-title":"Animal Feeding Stuffs - Determination of Nitrogen Content and Calculation of Crude Protein Content \u2013 Part 1: Kjeldahl Method","author":"ISO. ISO 5983\u20131:2005","year":"2009","unstructured":"ISO. ISO 5983\u20131:2005 . 2009a . Animal Feeding Stuffs - Determination of Nitrogen Content and Calculation of Crude Protein Content \u2013 Part 1: Kjeldahl Method , Gen\u00e8ve : International Organization for Standardization ."},{"key":"e_1_3_2_233_1","volume-title":"Animal Feeding Stuffs - Determination of Nitrogen Content and Calculation of Crude Protein Content \u2013 Part 2: Block Digestion\/Steam Distillation Method","author":"ISO. ISO 5983\u20132:2009","year":"2009","unstructured":"ISO. ISO 5983\u20132:2009 . 2009b . Animal Feeding Stuffs - Determination of Nitrogen Content and Calculation of Crude Protein Content \u2013 Part 2: Block Digestion\/Steam Distillation Method , Gen\u00e8ve : International Organization for Standardization ."},{"key":"e_1_3_2_234_1","volume-title":"Milk and Milk Products \u2013Determination of Nitrogen Content and Crude Protein Calculation \u2013 Part 1 & 2: Kjeldahl Principle","author":"ISO. ISO\/TC 34\/SC 5","year":"2011","unstructured":"ISO. ISO\/TC 34\/SC 5 . 2011 . Milk and Milk Products \u2013Determination of Nitrogen Content and Crude Protein Calculation \u2013 Part 1 & 2: Kjeldahl Principle , Gen\u00e8ve : International Organization for Standardization ."},{"issue":"4","key":"e_1_3_2_235_1","first-page":"448","article-title":"Comparing Grain Proteins Determinations Using Different Kjeldahl Procedures","volume":"63","author":"Iverson M. L.","year":"1986","unstructured":"Iverson , M. L. 1986 . Comparing Grain Proteins Determinations Using Different Kjeldahl Procedures . J. Am. Oil Chem. Soc. , 63 ( 4 ) : 448 \u2013 449 .","journal-title":"J. Am. Oil Chem. Soc."},{"key":"e_1_3_2_236_1","doi-asserted-by":"publisher","DOI":"10.1039\/an9648900489"},{"key":"e_1_3_2_237_1","doi-asserted-by":"publisher","DOI":"10.1002\/9780470110317.ch5"},{"issue":"6","key":"e_1_3_2_238_1","first-page":"653","article-title":"An\u00e1lisis de Nitrogeno Total en Suelos Tropicales por Espectroscop\u00eda de Infrarojo Cercano (NIRS) y Quimiometr\u00eda","volume":"45","author":"Jarqu\u00edn-S\u00e1nchez A.","year":"2011","unstructured":"Jarqu\u00edn-S\u00e1nchez , A. , Salgado-Garc\u00eda , S. , Palma-Lopez , J. , Camacho-Chiu , W. and Guerrero-Pe\u00f1a , A. 2011 . An\u00e1lisis de Nitrogeno Total en Suelos Tropicales por Espectroscop\u00eda de Infrarojo Cercano (NIRS) y Quimiometr\u00eda . Agrociencia , 45 ( 6 ) : 653 \u2013 662 .","journal-title":"Agrociencia"},{"key":"e_1_3_2_239_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.talanta.2005.12.010"},{"key":"e_1_3_2_240_1","first-page":"2533","article-title":"Comparison of 3 Determining Methods Towards Protein in Wheat","volume":"12","author":"Ji Y.-M.","year":"2011","unstructured":"Ji , Y.-M. 2011 . Comparison of 3 Determining Methods Towards Protein in Wheat . Hubei Agric. Sci. , 12 : 2533 \u2013 2535 .","journal-title":"Hubei Agric. Sci."},{"key":"e_1_3_2_241_1","first-page":"433","article-title":"Die Bestimmung des Stickstoffes in Nitraten nach der Kjeldahl'schen Methode","volume":"17","author":"Jodlbauer M.","year":"1886","unstructured":"Jodlbauer , M. 1886 . Die Bestimmung des Stickstoffes in Nitraten nach der Kjeldahl'schen Methode . Chem. Zentralbl., Jahrg. , 17 : 433","journal-title":"Chem. Zentralbl., Jahrg."},{"key":"e_1_3_2_242_1","doi-asserted-by":"publisher","DOI":"10.1002\/cber.190003303203"},{"key":"e_1_3_2_243_1","first-page":"I","article-title":"Johan Kjeldahl 1849\u20131900","volume":"5","author":"Johannsen W.","year":"1903","unstructured":"Johannsen , W. 1903 . Johan Kjeldahl 1849\u20131900 . CR Trav. Lab. Carlsberg , 5 : I \u2013 VIII . Edition Fran\u00e7aise","journal-title":"CR Trav. Lab. Carlsberg"},{"key":"e_1_3_2_244_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac00289a034"},{"key":"e_1_3_2_245_1","doi-asserted-by":"publisher","DOI":"10.1080\/01904168709363706"},{"key":"e_1_3_2_246_1","volume-title":"Kjeldahl Method for Nitrogen Determination","author":"Jones J. B.","year":"1991","unstructured":"Jones , J. B. 1991 . Kjeldahl Method for Nitrogen Determination , Athens , GA : Micro-Macro Pub. ."},{"key":"e_1_3_2_247_1","first-page":"30","volume-title":"Plant Analysis Handbook","author":"Jones J. B.","year":"1991","unstructured":"Jones , J. B. Jr. , Wolf , B. and Mills , H. A. 1991 . Plant Analysis Handbook , 30 \u2013 34 . Athens , GA : Micro-Macro Pub. ."},{"key":"e_1_3_2_248_1","doi-asserted-by":"publisher","DOI":"10.1080\/00103628909368165"},{"key":"e_1_3_2_249_1","doi-asserted-by":"publisher","DOI":"10.1007\/s11746-003-0837-3"},{"key":"e_1_3_2_250_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF00332091"},{"key":"e_1_3_2_251_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0889-1575(03)00004-8"},{"issue":"5","key":"e_1_3_2_252_1","first-page":"869","article-title":"Comparison of HgO and CuSO4 as Digestion Catalyst in Manual Kjeldahl Determination of Crude Protein in Animal Feeds. Collaborative Study","volume":"67","author":"Kane P. F.","year":"1984","unstructured":"Kane , P. F. 1984 . Comparison of HgO and CuSO4 as Digestion Catalyst in Manual Kjeldahl Determination of Crude Protein in Animal Feeds. Collaborative Study . J. Assoc. Off. Anal. Chem. , 67 ( 5 ) : 869 \u2013 877 .","journal-title":"J. Assoc. Off. Anal. Chem."},{"issue":"4","key":"e_1_3_2_253_1","first-page":"664","article-title":"CuSO4-TiO2 as Kjeldahl Digestion Catalyst in Manual Determination of Crude Protein in Animal Feeds","volume":"69","author":"Kane P. F.","year":"1986","unstructured":"Kane , P. F. 1986 . CuSO4-TiO2 as Kjeldahl Digestion Catalyst in Manual Determination of Crude Protein in Animal Feeds . J. Assoc. Off. Anal. Chem. , 69 ( 4 ) : 664 \u2013 666 .","journal-title":"J. Assoc. Off. Anal. Chem."},{"key":"e_1_3_2_254_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0958-6946(00)00097-2"},{"key":"e_1_3_2_255_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0308-8146(00)00275-2"},{"key":"e_1_3_2_256_1","first-page":"257","article-title":"Notes on the Estimation of Nitrogen in Nitrates by Kjeldahl's Method, and an Index to the Literature on the Estimation of Nitrogen","volume":"5","author":"Kebler J. F.","year":"1891","unstructured":"Kebler , J. F. 1891 . Notes on the Estimation of Nitrogen in Nitrates by Kjeldahl's Method, and an Index to the Literature on the Estimation of Nitrogen . J. Anal. Appl. Chem. , 5 : 257 \u2013 278 .","journal-title":"J. Anal. Appl. Chem."},{"key":"e_1_3_2_257_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2621.1990.tb01613.x"},{"key":"e_1_3_2_258_1","doi-asserted-by":"publisher","DOI":"10.1021\/jf001060r"},{"key":"e_1_3_2_259_1","doi-asserted-by":"publisher","DOI":"10.21273\/HORTSCI.30.7.1341"},{"key":"e_1_3_2_260_1","volume-title":"Introduction to Microwave Sample Preparation","author":"Kingston H. M.","year":"1988","unstructured":"Kingston , H. M. and Jassie , L. B. 1988 . Introduction to Microwave Sample Preparation , Washington , DC : ACS . Eds."},{"key":"e_1_3_2_261_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac60038a038"},{"key":"e_1_3_2_262_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF01338151"},{"key":"e_1_3_2_263_1","first-page":"1","volume-title":"French summary: R\u00e9sum\u00e9 du CR Trav. Lab. Carlsberg","author":"Kjeldahl J.","year":"1883","unstructured":"Kjeldahl , J. 1883b . \u201c Sur une Nouvelle M\u00e9thode de Dosage de l\u2019Azote dans les Substances Organiques \u201d . In French summary: R\u00e9sum\u00e9 du CR Trav. Lab. Carlsberg Vol. 2 (Juni) , 1 \u2013 12 . separately paged section"},{"issue":"1","key":"e_1_3_2_264_1","first-page":"1","article-title":"En ny Methode til Kvaelstofbestemmelsei organiske Stoeffer","volume":"2","author":"Kjeldahl J.","year":"1883","unstructured":"Kjeldahl , J. 1883c . En ny Methode til Kvaelstofbestemmelsei organiske Stoeffer . Medd. Carlsberg Lab. , 2 ( 1 ) : 1 \u2013 27 .","journal-title":"Medd. Carlsberg Lab."},{"issue":"1240","key":"e_1_3_2_265_1","first-page":"101","article-title":"New Method for the Determination of Nitrogen","volume":"48","author":"Kjeldahl J.","year":"1883","unstructured":"Kjeldahl , J. 1883d . New Method for the Determination of Nitrogen . Chem. News , 48 ( 1240 ) : 101 \u2013 102 .","journal-title":"Chem. News"},{"issue":"5","key":"e_1_3_2_266_1","first-page":"197","article-title":"Et Destillationsapparat til Brug ved Kvaelstofbestemmelse","volume":"2","author":"Kjeldahl J.","year":"1888","unstructured":"Kjeldahl , J. 1888a . Et Destillationsapparat til Brug ved Kvaelstofbestemmelse . Medd. Carlsberg Lab. , 2 ( 5 ) : 197 \u2013 198 . Un Appareil Distillatoire a l\u2019Usage de la Determination de l\u2019Azote (French summary: R\u00e9sum\u00e9 du CR Trav. Lab. Carlsberg; separately paged section), 2 (5)","journal-title":"Medd. Carlsberg Lab."},{"issue":"5","key":"e_1_3_2_267_1","first-page":"323","article-title":"Nogle Bemaerkninger om den jodometriske Syretitrering","volume":"2","author":"Kjeldahl J.","year":"1888","unstructured":"Kjeldahl , J. 1888b . Nogle Bemaerkninger om den jodometriske Syretitrering . Medd. Lab. Carlsberg , 2 ( 5 ) : 323 \u2013 329 . Quelques Remarques sur le Dosage Iodometrique des Acides (French summary: R\u00e9sum\u00e9 du CR Trav. Lab. Carlsberg; separately paged section), 2 (5), 193\u2013196","journal-title":"Medd. Lab. Carlsberg"},{"key":"e_1_3_2_268_1","doi-asserted-by":"publisher","DOI":"10.1002\/ange.192103410005"},{"key":"e_1_3_2_269_1","doi-asserted-by":"publisher","DOI":"10.1002\/j.2050-0416.1975.tb06963.x"},{"key":"e_1_3_2_270_1","doi-asserted-by":"publisher","DOI":"10.1021\/ja01674a013"},{"key":"e_1_3_2_271_1","first-page":"1463","article-title":"De acidimetrische methode, waarbij liet formaldehyde met ammonia in urotropine wordt overgevoerd, geef ook bijaanwezigheid van suikers goede uitkomsten (over den meet geschikter indicator, zie)","volume":"58","author":"Kolthoff I. M.","year":"1921","unstructured":"Kolthoff , I. M. 1921 . De acidimetrische methode, waarbij liet formaldehyde met ammonia in urotropine wordt overgevoerd, geef ook bijaanwezigheid van suikers goede uitkomsten (over den meet geschikter indicator, zie) . Pharm. Weekbl. , 58 : 1463 \u2013 1469 .","journal-title":"Pharm. Weekbl."},{"key":"e_1_3_2_272_1","volume-title":"Volumetric Analysis, Vol. III. Titration Methods: Oxidation-Reduction Reactions","author":"Kolthoff I. M.","year":"1957","unstructured":"Kolthoff , I. M. , Belcher , R. , Stenger , V. A. and Matsuyama , G. 1957 . Volumetric Analysis, Vol. III. Titration Methods: Oxidation-Reduction Reactions , New York : Interscience Publishers ."},{"key":"e_1_3_2_273_1","doi-asserted-by":"publisher","DOI":"10.1039\/an9537800405"},{"key":"e_1_3_2_274_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.talanta.2004.07.047"},{"key":"e_1_3_2_275_1","doi-asserted-by":"publisher","DOI":"10.1081\/CSS-120025201"},{"key":"e_1_3_2_276_1","doi-asserted-by":"publisher","DOI":"10.1002\/jsfa.2621"},{"key":"e_1_3_2_277_1","first-page":"12","article-title":"Nitrogen Transformation in Broiler Litter-Amended Soils","author":"Kpomblekou-A K.","year":"2012","unstructured":"Kpomblekou-A , K. and Genus , A. 2012 . Nitrogen Transformation in Broiler Litter-Amended Soils . Int. J. Agron. , : 12 Article ID 508986","journal-title":"Int. J. Agron."},{"key":"e_1_3_2_278_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac60324a058"},{"issue":"8","key":"e_1_3_2_279_1","first-page":"3","article-title":"Achieving Rapid, Accurate, and Reliable Nitrogen Determination in Soils Using Dynamic Flash Combustion","volume":"43","author":"Krotz L.","year":"2011","unstructured":"Krotz , L. and Giazzi , G. 2011 . Achieving Rapid, Accurate, and Reliable Nitrogen Determination in Soils Using Dynamic Flash Combustion . Am. Lab. , 43 ( 8 ) : 3","journal-title":"Am. Lab."},{"issue":"4","key":"e_1_3_2_280_1","first-page":"37","article-title":"Protein Determination in Cereals and Seeds","volume":"15","author":"Krotz L.","year":"2008","unstructured":"Krotz , L. , Cicerci , E. and Giazzi , G. 2008 . Protein Determination in Cereals and Seeds . Food Quality , 15 ( 4 ) : 37 \u2013 39 .","journal-title":"Food Quality"},{"key":"e_1_3_2_281_1","doi-asserted-by":"publisher","DOI":"10.1002\/cber.189402701122"},{"key":"e_1_3_2_282_1","doi-asserted-by":"publisher","DOI":"10.2116\/bunsekikagaku.60.67"},{"key":"e_1_3_2_283_1","doi-asserted-by":"publisher","DOI":"10.1070\/RC2002v071n04ABEH000699"},{"issue":"2","key":"e_1_3_2_284_1","first-page":"86","article-title":"Evaluation of a Direct Method for the Determination of True Protein Content in Milk by Kjeldahl Analysis","volume":"49","author":"Kuzyk M.","year":"1995","unstructured":"Kuzyk , M. , Dimos , A. and Palmer , M. V. 1995 . Evaluation of a Direct Method for the Determination of True Protein Content in Milk by Kjeldahl Analysis . Aust. J. Dairy Technol. , 49 ( 2 ) : 86 \u2013 89 .","journal-title":"Aust. J. Dairy Technol."},{"key":"e_1_3_2_285_1","volume-title":"Rapid Kjeldahl Methodology for the Determination of Nitrogen in Feeds, Foods, Grain, Cereals and Grasses","author":"Labconco","year":"1993","unstructured":"Labconco . 1993 . Rapid Kjeldahl Methodology for the Determination of Nitrogen in Feeds, Foods, Grain, Cereals and Grasses , Kansas City , MO : Labconco Corporation ."},{"key":"e_1_3_2_286_1","volume-title":"A Guide to Kjeldahl Nitrogen Determination Methods and Apparatus","author":"Labconco","year":"1998","unstructured":"Labconco . 1998 . A Guide to Kjeldahl Nitrogen Determination Methods and Apparatus , Houston , TX : Labconco . http:\/\/www.expo-techusa.com\/catalogs\/labonco\/pdf\/KJELDAHLguide.PDF"},{"key":"e_1_3_2_287_1","doi-asserted-by":"publisher","DOI":"10.1051\/analusis:1999124"},{"key":"e_1_3_2_288_1","first-page":"57","volume-title":"A History of Analytical Chemistry","author":"Laitinen H. A.","year":"1977","unstructured":"Laitinen , H. A. and Ewing , G. W. 1977 . A History of Analytical Chemistry , 57 Washington , DC : American Chemical Society ."},{"key":"e_1_3_2_289_1","first-page":"115","volume-title":"Chemical Analysis,","author":"Laitinen H. A.","year":"1975","unstructured":"Laitinen , H. A. and Harris , W. E. 1975 . Chemical Analysis, , 2nd ed. , 115 New York : McGraw-Hill .","edition":"2"},{"key":"e_1_3_2_290_1","first-page":"43","volume-title":"Developments in Food Analytical Techniques","author":"Lakin A. L.","year":"1978","unstructured":"Lakin , A. L. 1978 . \u201c Determination of Nitrogen and Estimation of Protein in Foods \u201d . In Developments in Food Analytical Techniques , Edited by: King , R. D. Vol. 1 , 43 \u2013 74 . London : Applied Science Publishers ."},{"key":"e_1_3_2_291_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac60142a038"},{"key":"e_1_3_2_292_1","doi-asserted-by":"publisher","DOI":"10.1002\/food.19790230310"},{"key":"e_1_3_2_293_1","doi-asserted-by":"publisher","DOI":"10.1002\/food.19790230412"},{"key":"e_1_3_2_294_1","doi-asserted-by":"publisher","DOI":"10.1002\/food.19790230510"},{"key":"e_1_3_2_295_1","doi-asserted-by":"publisher","DOI":"10.1002\/food.19800240913"},{"key":"e_1_3_2_296_1","doi-asserted-by":"publisher","DOI":"10.1002\/food.19800240415"},{"issue":"5","key":"e_1_3_2_297_1","first-page":"447","article-title":"On the Use of the Kjeldahl Wet Digestion Berthelot Reaction Combined Method for Determining Nitrogen in Biological Materials. 4. Optimization of the Berthelot Reaction with Regard to Consequent and Secondary Reactions of the Indophenol Formation","volume":"25","author":"Lange R.","year":"1981","unstructured":"Lange , R. , Friebe , R. and Linow , F. 1981 . On the Use of the Kjeldahl Wet Digestion Berthelot Reaction Combined Method for Determining Nitrogen in Biological Materials. 4. Optimization of the Berthelot Reaction with Regard to Consequent and Secondary Reactions of the Indophenol Formation . Nahrung , 25 ( 5 ) : 447 \u2013 464 .","journal-title":"Nahrung"},{"key":"e_1_3_2_298_1","doi-asserted-by":"publisher","DOI":"10.1002\/food.19830270215"},{"key":"e_1_3_2_299_1","doi-asserted-by":"publisher","DOI":"10.1002\/food.19830270710"},{"key":"e_1_3_2_300_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac50076a033"},{"key":"e_1_3_2_301_1","doi-asserted-by":"publisher","DOI":"10.1007\/s002160050855"},{"key":"e_1_3_2_302_1","doi-asserted-by":"publisher","DOI":"10.1081\/AL-200065780"},{"key":"e_1_3_2_303_1","doi-asserted-by":"publisher","DOI":"10.1093\/jaoac\/79.3.711"},{"key":"e_1_3_2_304_1","doi-asserted-by":"publisher","DOI":"10.1016\/0003-2697(85)90511-1"},{"key":"e_1_3_2_305_1","first-page":"62","article-title":"The Problems That Should Pay Attention to in Kjeldahl Methods for Determination of Protein","volume":"1","author":"Lei C.-X.","year":"2003","unstructured":"Lei , C.-X. 2003 . The Problems That Should Pay Attention to in Kjeldahl Methods for Determination of Protein . China West. Cereals Oils Technol. , 1 : 62 \u2013 64 .","journal-title":"China West. Cereals Oils Technol."},{"key":"e_1_3_2_306_1","doi-asserted-by":"publisher","DOI":"10.1002\/food.19820260602"},{"key":"e_1_3_2_307_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1750-3841.2011.02148.x"},{"key":"e_1_3_2_308_1","article-title":"The Comparison of Various Methods for Determining Different Proteins","author":"Li N.","year":"2006","unstructured":"Li , N. 2006 . The Comparison of Various Methods for Determining Different Proteins . J. Shanxi Agric. Univ. (Nat. Sci. Ed.) , doi: CNKI: SUN: SXNY.0.2006-02-007","journal-title":"J. Shanxi Agric. Univ. (Nat. Sci. Ed.)"},{"issue":"2","key":"e_1_3_2_309_1","first-page":"24","article-title":"Improvement of Protein Determination for Animal Foodstuffs","volume":"33","author":"Li Y.","year":"2006","unstructured":"Li , Y. , Huang , Q.-C. , Ge , C.-R. and Nin , L.-B. 2006 . Improvement of Protein Determination for Animal Foodstuffs . China Anim. Husbandry Vet. Med. , 33 ( 2 ) : 24 \u2013 25 .","journal-title":"China Anim. Husbandry Vet. Med."},{"key":"e_1_3_2_310_1","doi-asserted-by":"publisher","DOI":"10.1002\/andp.18310970102"},{"key":"e_1_3_2_311_1","doi-asserted-by":"publisher","DOI":"10.3168\/jds.S0022-0302(78)83663-7"},{"key":"e_1_3_2_312_1","doi-asserted-by":"publisher","DOI":"10.1081\/ESE-200046607"},{"key":"e_1_3_2_313_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0021-9258(19)52451-6"},{"key":"e_1_3_2_314_1","first-page":"37","article-title":"The Studying on Improving the Determination Rate of Protein with Kjeldahl","volume":"1","author":"Lu X. B.","year":"2003","unstructured":"Lu , X. B. , Li , J. L. , Dong , B. L. and Ma , M. F. 2003a . The Studying on Improving the Determination Rate of Protein with Kjeldahl . Chin. Condiment , 1 : 37 \u2013 39 .","journal-title":"Chin. Condiment"},{"key":"e_1_3_2_315_1","article-title":"Study of the Optimum Quantity of Se Powder in Quick Determination of Protein","author":"Lu X. B.","year":"2003","unstructured":"Lu , X. B. , Li , J.-L. , Yu , J. R. and Sheng , Y.-F. 2003b . Study of the Optimum Quantity of Se Powder in Quick Determination of Protein . J. Shandong Inst. Light Ind. (Nat. Sci. Ed.) , doi: CNKI: SUN: SQCX.0.2003-01-006","journal-title":"J. Shandong Inst. Light Ind. (Nat. Sci. Ed.)"},{"key":"e_1_3_2_316_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0165-9936(03)00102-X"},{"key":"e_1_3_2_317_1","doi-asserted-by":"publisher","DOI":"10.1093\/jaoac\/85.2.445"},{"key":"e_1_3_2_318_1","doi-asserted-by":"publisher","DOI":"10.1093\/jaoac\/82.6.1389"},{"key":"e_1_3_2_319_1","doi-asserted-by":"publisher","DOI":"10.1093\/jaoac\/81.4.763"},{"key":"e_1_3_2_320_1","doi-asserted-by":"publisher","DOI":"10.1021\/i560103a035"},{"key":"e_1_3_2_321_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF01257276"},{"key":"e_1_3_2_322_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF01996770"},{"key":"e_1_3_2_323_1","first-page":"280","volume-title":"Leonor Michaelis 1875\u20131949, Biographical Memoir","author":"MacInnes D. A.","year":"1958","unstructured":"MacInnes , D. A. and Granick , S. 1958 . Leonor Michaelis 1875\u20131949, Biographical Memoir , 280 \u2013 293 . Washington , DC : National Academy of Sciences ."},{"key":"e_1_3_2_324_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0003-2670(02)00346-X"},{"key":"e_1_3_2_325_1","doi-asserted-by":"publisher","DOI":"10.1021\/i560159a016"},{"key":"e_1_3_2_326_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac60016a037"},{"key":"e_1_3_2_327_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0039-9140(02)00136-4"},{"key":"e_1_3_2_328_1","doi-asserted-by":"publisher","DOI":"10.1080\/10408390701279749"},{"key":"e_1_3_2_329_1","doi-asserted-by":"publisher","DOI":"10.1042\/bj0360790"},{"key":"e_1_3_2_330_1","first-page":"116","volume-title":"Rapid Determination of Nitrogen in Coal","author":"Markuszewski R.","year":"1986","unstructured":"Markuszewski , R. 1986 . Rapid Determination of Nitrogen in Coal , 116 \u2013 121 . American Chemical Society, Division of Fuel Chemistry . 31(1),"},{"key":"e_1_3_2_331_1","doi-asserted-by":"publisher","DOI":"10.1002\/jsfa.2740291106"},{"key":"e_1_3_2_332_1","doi-asserted-by":"publisher","DOI":"10.1002\/jsfa.2740310807"},{"key":"e_1_3_2_333_1","doi-asserted-by":"publisher","DOI":"10.1039\/a903623g"},{"key":"e_1_3_2_334_1","first-page":"21","article-title":"Present status of microwave sample dissolution and decomposition for elemental analysis","volume":"12","author":"Matusiewicz H.","year":"1989","unstructured":"Matusiewicz , H. and Sturgeon , R. E. 1989 . Present status of microwave sample dissolution and decomposition for elemental analysis . Prog. Anal. Spectrosc. , 12 : 21 \u2013 39 .","journal-title":"Prog. Anal. Spectrosc."},{"key":"e_1_3_2_335_1","article-title":"Methods of Protein Analysis and Variation in Protein Results","author":"McDonald C. E.","year":"1977","unstructured":"McDonald , C. E. 1977 . Methods of Protein Analysis and Variation in Protein Results . Farm Res. , May-June, 3\u20137","journal-title":"Farm Res."},{"issue":"1","key":"e_1_3_2_336_1","first-page":"29","article-title":"Comparison of Automated Method and Improved AOAC Kjeldahl Method for Determination of Protein in Meat and Meat Products","volume":"64","author":"McGill D. L.","year":"1980","unstructured":"McGill , D. L. 1980 . Comparison of Automated Method and Improved AOAC Kjeldahl Method for Determination of Protein in Meat and Meat Products . J. Assoc. Off. Anal. Chem. , 64 ( 1 ) : 29 \u2013 31 .","journal-title":"J. Assoc. Off. Anal. Chem."},{"key":"e_1_3_2_337_1","first-page":"201","volume-title":"Soil Sampling and Methods of Analysis","author":"McGill W. B.","year":"1993","unstructured":"McGill , W. B. and Figuerido , C. T. 1993 . \u201c Total Nitrogen \u201d . In Soil Sampling and Methods of Analysis , Edited by: Carter , M. R. 201 \u2013 212 . Boca Raton , FL : Lewis Publishers ."},{"key":"e_1_3_2_338_1","doi-asserted-by":"publisher","DOI":"10.1016\/0165-9936(94)87028-4"},{"key":"e_1_3_2_339_1","doi-asserted-by":"publisher","DOI":"10.1071\/CH9540055"},{"issue":"3","key":"e_1_3_2_340_1","first-page":"51","article-title":"Differential Pulse Polarogaphic Determination of Nitrogen in Food to Replace Kjeldahl Determination","volume":"21","author":"Me S.-Z.","year":"2000","unstructured":"Me , S.-Z. and He , L.-P. 2000 . Differential Pulse Polarogaphic Determination of Nitrogen in Food to Replace Kjeldahl Determination . Food Sci. (Beijing) , 21 ( 3 ) : 51 \u2013 53 .","journal-title":"Food Sci. (Beijing)"},{"key":"e_1_3_2_341_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac50086a012"},{"key":"e_1_3_2_342_1","first-page":"3","volume-title":"Microwave Enhanced Chemistry: Fundamentals, Sample Preparation, and Applications","author":"Mermet J. M.","year":"1997","unstructured":"Mermet , J. M. 1997 . \u201c Focused-Microwave-Assisted Reactions: Atmospheric-Pressure Acid Digestion, On-Line Pretreatment and Acid Digestion, Volatile Species Production, and Extraction \u201d . In Microwave Enhanced Chemistry: Fundamentals, Sample Preparation, and Applications , Edited by: Kingston , H. M. and Haswell , S. 3 \u2013 53 . Washington , DC : American Chemical Society ."},{"key":"e_1_3_2_343_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.aca.2004.12.073"},{"key":"e_1_3_2_344_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac0604437"},{"key":"e_1_3_2_345_1","doi-asserted-by":"publisher","DOI":"10.1002\/recl.19240430905"},{"key":"e_1_3_2_346_1","doi-asserted-by":"publisher","DOI":"10.1002\/recl.19250440314"},{"key":"e_1_3_2_347_1","first-page":"51","article-title":"Wesen und Corteile der Jodo-Acidometrie beim Mikro-Kjeldahl Verfahren","volume":"1","author":"Michaelis L.","year":"1923","unstructured":"Michaelis , L. and Maeda , M. 1923 . Wesen und Corteile der Jodo-Acidometrie beim Mikro-Kjeldahl Verfahren . Aichi J. Exp. Med. , 1 : 51 \u2013 49 .","journal-title":"Aichi J. Exp. Med."},{"key":"e_1_3_2_348_1","doi-asserted-by":"publisher","DOI":"10.5772\/19538"},{"key":"e_1_3_2_349_1","first-page":"799","article-title":"Some Remarks on Acid-Base Titration Curves","volume":"26","author":"Micha\u0142owski T.","year":"1981","unstructured":"Micha\u0142owski , T. 1981 . Some Remarks on Acid-Base Titration Curves . Chem. Anal. Warsaw , 26 : 799 \u2013 813 .","journal-title":"Chem. Anal. Warsaw"},{"key":"e_1_3_2_350_1","doi-asserted-by":"publisher","DOI":"10.1080\/10408340903001292"},{"key":"e_1_3_2_351_1","doi-asserted-by":"publisher","DOI":"10.1080\/10408347.2012.660067"},{"key":"e_1_3_2_352_1","doi-asserted-by":"publisher","DOI":"10.1080\/10408340903001342"},{"key":"e_1_3_2_353_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.talanta.2010.08.024"},{"key":"e_1_3_2_354_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.talanta.2011.09.002"},{"key":"e_1_3_2_355_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10953-012-9864-x"},{"key":"e_1_3_2_356_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10953-012-9815-6"},{"key":"e_1_3_2_357_1","doi-asserted-by":"publisher","DOI":"10.1021\/ed200863p"},{"issue":"11","key":"e_1_3_2_358_1","first-page":"809","article-title":"The Standardization of the Digestion Process in the Kjeldahl Determination of Nitrogen","volume":"3","author":"Middleton G.","year":"1951","unstructured":"Middleton , G. and Stuckey , R. E. 1951 . The Standardization of the Digestion Process in the Kjeldahl Determination of Nitrogen . J. Pharm. Pharmacol. , 3 ( 11 ) : 809 \u2013 842 .","journal-title":"J. Pharm. Pharmacol."},{"key":"e_1_3_2_359_1","doi-asserted-by":"publisher","DOI":"10.1093\/jaoac\/90.1.6"},{"key":"e_1_3_2_360_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac60017a022"},{"key":"e_1_3_2_361_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac60158a049"},{"key":"e_1_3_2_362_1","doi-asserted-by":"publisher","DOI":"10.1039\/an9921701743"},{"issue":"1","key":"e_1_3_2_363_1","first-page":"4","article-title":"Traceability in Modern Kjeldahl Analysis","volume":"29","author":"M\u00f6ller J.","year":"2005","unstructured":"M\u00f6ller , J. 2005 . Traceability in Modern Kjeldahl Analysis . In Focus , 29 ( 1 ) : 4 \u2013 5 .","journal-title":"In Focus"},{"issue":"1","key":"e_1_3_2_364_1","first-page":"14","article-title":"Kjeldahl\u2014Still Going Strong","volume":"33","author":"M\u00f6ller J.","year":"2009","unstructured":"M\u00f6ller , J. 2009 . Kjeldahl\u2014Still Going Strong . In Focus , 33 ( 1 ) : 14 \u2013 16 .","journal-title":"In Focus"},{"issue":"2","key":"e_1_3_2_365_1","first-page":"22","article-title":"Protein Analysis Revisited","volume":"34","author":"M\u00f6ller J.","year":"2010","unstructured":"M\u00f6ller , J. 2010a . Protein Analysis Revisited . In Focus , 34 ( 2 ) : 22 \u2013 23 .","journal-title":"In Focus"},{"key":"e_1_3_2_366_1","volume-title":"Presented at the 11th Annual Joint FERA\/JIFSAN Symposium","author":"M\u00f6ller J.","year":"2010","unstructured":"M\u00f6ller , J. June 16\u201318, 2010b . \u201c Traditional Methods and Infra Red Measurements Methods for Protein \u201d . In Presented at the 11th Annual Joint FERA\/JIFSAN Symposium York , , UK www.fera.defra.gov.uk\/events\/documents\/jifsanSymposium\/Moller.pdf"},{"key":"e_1_3_2_367_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1541-4337.2010.00114.x"},{"key":"e_1_3_2_368_1","doi-asserted-by":"publisher","DOI":"10.2136\/sssaj1983.03615995004700020007x"},{"key":"e_1_3_2_369_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac60125a029"},{"key":"e_1_3_2_370_1","doi-asserted-by":"publisher","DOI":"10.1246\/bcsj.41.2029"},{"key":"e_1_3_2_371_1","first-page":"493","article-title":"A Century of Kjeldahl (1883\u20131893)","volume":"19","author":"Morries P.","year":"1983","unstructured":"Morries , P. 1983 . A Century of Kjeldahl (1883\u20131893) . J. Assoc. Public Anal. , 19 : 493 \u2013 505 .","journal-title":"J. Assoc. Public Anal."},{"key":"e_1_3_2_372_1","doi-asserted-by":"publisher","DOI":"10.5740\/jaoacint.CS2011_04"},{"key":"e_1_3_2_373_1","first-page":"1615","volume-title":"Proceedings of the 7th Lunar Science Conference","author":"M\u00fcller O.","unstructured":"M\u00fcller , O. , Grallath , E. and Tolg , G. Nitrogen in Lunar Igneous Rock . Proceedings of the 7th Lunar Science Conference , pp. 1615 \u2013 1622 . Houston, Texas, March 15\u201319, 1976, Pergamon: New York"},{"key":"e_1_3_2_374_1","doi-asserted-by":"publisher","DOI":"10.1080\/00103629209368705"},{"key":"e_1_3_2_375_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac50161a006"},{"issue":"2","key":"e_1_3_2_376_1","first-page":"167","article-title":"Preparing Samples for Analysis\u2014The Key to Analytical Success","volume":"15","author":"Namiesnik J.","year":"2008","unstructured":"Namiesnik , J. and Szefer , P. 2008 . Preparing Samples for Analysis\u2014The Key to Analytical Success . Ecol. Chem. Eng. , 15 ( 2 ) : 167 \u2013 244 .","journal-title":"Ecol. Chem. Eng."},{"key":"e_1_3_2_377_1","doi-asserted-by":"publisher","DOI":"10.1080\/10408347.2012.680341"},{"key":"e_1_3_2_378_1","doi-asserted-by":"publisher","DOI":"10.1080\/10408347.2012.680343"},{"key":"e_1_3_2_379_1","first-page":"6","article-title":"The Kjeldahl Protein Test","volume":"7","author":"Neill C. D.","year":"1962","unstructured":"Neill , C. D. 1962 . The Kjeldahl Protein Test . Cereal Sci. Today , 7 : 6 \u2013 8 . 10, 12","journal-title":"Cereal Sci. Today"},{"key":"e_1_3_2_380_1","doi-asserted-by":"publisher","DOI":"10.2134\/agronj1973.00021962006500010033x"},{"key":"e_1_3_2_381_1","first-page":"529","article-title":"Verhalten des Jodquecksilbers zu Ammoniak, und eine neue Reaktion auf Ammoniak","volume":"27","author":"Nessler J.","year":"1856","unstructured":"Nessler , J. 1856 . Verhalten des Jodquecksilbers zu Ammoniak, und eine neue Reaktion auf Ammoniak . Chem. Centr. Bl. , 27 Neue Folge 1 : 529 \u2013 541 . On the Behavior of Iodide of Mercury to Ammonia, and a New Reaction for Ammonia. J. Pract. Chem. 1856, 14, 445\u2013453, 463\u2013466.","journal-title":"Chem. Centr. Bl."},{"key":"e_1_3_2_382_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0076-6879(09)63008-1"},{"key":"e_1_3_2_383_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0584-8547(02)00172-6"},{"key":"e_1_3_2_384_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.sab.2006.02.006"},{"issue":"2","key":"e_1_3_2_385_1","first-page":"290","article-title":"Determination of Crude Protein in Animal Feeds, Using Block Digestion Followed by Steam Distillation: Collaborative Study","volume":"62","author":"Noel R. J.","year":"1979","unstructured":"Noel , R. J. 1979 . Determination of Crude Protein in Animal Feeds, Using Block Digestion Followed by Steam Distillation: Collaborative Study . J. Assoc. Off. Anal. Chem. , 62 ( 2 ) : 290 \u2013 291 .","journal-title":"J. Assoc. Off. Anal. Chem."},{"issue":"7","key":"e_1_3_2_386_1","first-page":"370","article-title":"Design and Development of a New Moisture Meter","volume":"45","author":"Norris K. H.","year":"1964","unstructured":"Norris , K. H. 1964 . Design and Development of a New Moisture Meter . Agric. Eng. , 45 ( 7 ) : 370 \u2013 372 .","journal-title":"Agric. Eng."},{"key":"e_1_3_2_387_1","doi-asserted-by":"publisher","DOI":"10.1016\/0016-2361(87)90342-5"},{"key":"e_1_3_2_388_1","doi-asserted-by":"publisher","DOI":"10.2116\/analsci.21.1129"},{"key":"e_1_3_2_389_1","doi-asserted-by":"publisher","DOI":"10.2116\/bunsekikagaku.55.15"},{"key":"e_1_3_2_390_1","doi-asserted-by":"publisher","DOI":"10.2116\/bunsekikagaku.56.179"},{"issue":"1","key":"e_1_3_2_391_1","first-page":"31","article-title":"WEFTA Interlaboratory Comparison on Nitrogen Determination by Kjeldahl Digestion in Fishery Products and Standard Substances","volume":"44","author":"Oehlenschl\u00e4ger J.","year":"1997","unstructured":"Oehlenschl\u00e4ger , J. 1997 . WEFTA Interlaboratory Comparison on Nitrogen Determination by Kjeldahl Digestion in Fishery Products and Standard Substances . Inf. Fischwirtsch. , 44 ( 1 ) : 31 \u2013 37 .","journal-title":"Inf. Fischwirtsch."},{"key":"e_1_3_2_392_1","doi-asserted-by":"publisher","DOI":"10.1021\/ed011p457"},{"key":"e_1_3_2_393_1","doi-asserted-by":"publisher","DOI":"10.1246\/bcsj.64.2838"},{"key":"e_1_3_2_394_1","doi-asserted-by":"publisher","DOI":"10.1002\/jsfa.2740340919"},{"key":"e_1_3_2_395_1","first-page":"604","article-title":"A Study of the Kjeldahl Method. IV. Metallic Catalysts and Metallic Interferences","volume":"18","author":"Osborne R. A.","year":"1935","unstructured":"Osborne , R. A. and Wilkie , J. B. 1935 . A Study of the Kjeldahl Method. IV. Metallic Catalysts and Metallic Interferences . J. Assoc. Off. Anal. Chem. , 18 : 604 \u2013 609 .","journal-title":"J. Assoc. Off. Anal. Chem."},{"key":"e_1_3_2_396_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1471-0307.1999.tb02856.x"},{"key":"e_1_3_2_397_1","first-page":"52","article-title":"A Short Biography of Johan Kjeldahl","volume":"50","author":"Ottesen M.","year":"1983","unstructured":"Ottesen , M. 1983 . A Short Biography of Johan Kjeldahl . Chem. Br. , 50 ( April ) : 52 54","journal-title":"Chem. Br."},{"key":"e_1_3_2_398_1","doi-asserted-by":"publisher","DOI":"10.1201\/9780203910580.ch1"},{"key":"e_1_3_2_399_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.polymertesting.2011.06.007"},{"key":"e_1_3_2_400_1","doi-asserted-by":"publisher","DOI":"10.1104\/pp.69.1.32"},{"key":"e_1_3_2_401_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jhazmat.2010.11.108"},{"key":"e_1_3_2_402_1","doi-asserted-by":"publisher","DOI":"10.3382\/ps.2008-00363"},{"key":"e_1_3_2_403_1","volume-title":"Soil Analysis, Sampling, Instrumentation and Quality Control","author":"Pansu M.","year":"2001","unstructured":"Pansu , M. , Gautheyrou , J. and Loyer , J.-Y. 2001 . Soil Analysis, Sampling, Instrumentation and Quality Control , Lisse , , Holland : Balkema, Swets & Zeitlinger ."},{"key":"e_1_3_2_404_1","doi-asserted-by":"publisher","DOI":"10.1080\/00103627509366539"},{"key":"e_1_3_2_405_1","first-page":"253","article-title":"\u00dcber die Ausfrung von Bestimmungen Kleiner Stickstoffmengen nach Kjeldahl","volume":"125","author":"Parnas J. K.","year":"1921","unstructured":"Parnas , J. K. and Wagner , R. 1921 . \u00dcber die Ausfrung von Bestimmungen Kleiner Stickstoffmengen nach Kjeldahl . Biochem. Z. , 125 : 253 \u2013 256 .","journal-title":"Biochem. Z."},{"key":"e_1_3_2_406_1","doi-asserted-by":"publisher","DOI":"10.1080\/10643380500542780"},{"key":"e_1_3_2_407_1","first-page":"550","article-title":"Sur un Proc\u00e9d\u00e9 Propre \u00e0 D\u00e9terminer, d\u2019une Mani\u00e8re Rapide, la Quantit\u00e9 d\u2019Azote Contenue dans les Substances Organiques","volume":"24","author":"P\u00e9ligot E.","year":"1847","unstructured":"P\u00e9ligot , E. 1847 . Sur un Proc\u00e9d\u00e9 Propre \u00e0 D\u00e9terminer, d\u2019une Mani\u00e8re Rapide, la Quantit\u00e9 d\u2019Azote Contenue dans les Substances Organiques . C.R. Acad. Sci. , 24 : 550 \u2013 553 .","journal-title":"C.R. Acad. Sci."},{"key":"e_1_3_2_408_1","doi-asserted-by":"publisher","DOI":"10.1080\/00103620600584743"},{"issue":"4","key":"e_1_3_2_409_1","first-page":"247","article-title":"Johann Gustav Kristoffer Kjeldahl (1849\u20131900)","volume":"19","author":"P\u00e9rez-Bustamante J. A.","year":"2000","unstructured":"P\u00e9rez-Bustamante , J. A. 2000 . Johann Gustav Kristoffer Kjeldahl (1849\u20131900) . Quim. Anal. (Madrid) , 19 ( 4 ) : 247 \u2013 248 .","journal-title":"Quim. Anal. (Madrid)"},{"key":"e_1_3_2_410_1","volume-title":"Handbook for Kjeldahl digestion","author":"Persson J. A.","year":"2008","unstructured":"Persson , J. A. , Wennerholm , M. and O\u2019Halloran , S. 2008 . Handbook for Kjeldahl digestion , Hilleroed , , Denmark : FOSS ."},{"key":"e_1_3_2_411_1","doi-asserted-by":"publisher","DOI":"10.1016\/0003-2697(79)90222-7"},{"key":"e_1_3_2_412_1","first-page":"69","article-title":"Use of Permanganate in the Kjeldahl Method Modified for Nitrates","volume":"4","author":"Phelps I. K.","year":"1920","unstructured":"Phelps , I. K. 1920 . Use of Permanganate in the Kjeldahl Method Modified for Nitrates . J. Assoc. Off. Agric. Chem. , 4 : 69 \u2013 71 .","journal-title":"J. Assoc. Off. Agric. Chem."},{"key":"e_1_3_2_413_1","first-page":"733","volume-title":"Food Analysis: Theory and Practice,","author":"Pomeranz Y.","year":"2002","unstructured":"Pomeranz , Y. and Meloan , C. E. 2002 . Food Analysis: Theory and Practice, , 3rd ed. , 733 \u2013 748 . Gaithersburg , MA : Aspen Publishers .","edition":"3"},{"key":"e_1_3_2_414_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.aca.2008.11.011"},{"key":"e_1_3_2_415_1","doi-asserted-by":"publisher","DOI":"10.1590\/S0103-50532010000600024"},{"key":"e_1_3_2_416_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF01372307"},{"key":"e_1_3_2_417_1","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-642-52576-6"},{"key":"e_1_3_2_418_1","first-page":"21","article-title":"Ueber die Will-Varrentrapp'sche Methode der Stickstoffbestimmung","volume":"24","author":"Prehn A. C.","year":"1880","unstructured":"Prehn , A. C. and Hornberger , R. 1880 . Ueber die Will-Varrentrapp'sche Methode der Stickstoffbestimmung . Landwirtsch. Versuchs-Stat. , 24 : 21 \u2013 34 .","journal-title":"Landwirtsch. Versuchs-Stat."},{"key":"e_1_3_2_419_1","doi-asserted-by":"publisher","DOI":"10.1093\/jaoac\/77.6.1542"},{"key":"e_1_3_2_420_1","doi-asserted-by":"publisher","DOI":"10.1002\/jsfa.2740360203"},{"key":"e_1_3_2_421_1","first-page":"200","article-title":"Optimization and Revalidation of Nitrogen Analysis by Means of the Kjeldahl Method in Samples of Taurine","volume":"66","author":"Quintela M.","year":"2009","unstructured":"Quintela , M. , Baguena , J. , Broto , F. , Margarit , L. and Blanco , M. J. 2009 . Optimization and Revalidation of Nitrogen Analysis by Means of the Kjeldahl Method in Samples of Taurine . Afinidad , 66 : 200 \u2013 205 .","journal-title":"Afinidad"},{"key":"e_1_3_2_422_1","doi-asserted-by":"publisher","DOI":"10.1002\/jlac.18450560103"},{"key":"e_1_3_2_423_1","first-page":"151","article-title":"Dosage de l\u2019Ur\u00e9e","volume":"9","author":"Ragsky F.","year":"1846","unstructured":"Ragsky , F. 1846 . Dosage de l\u2019Ur\u00e9e . J. Pharm. Chim. , 9 : 151 \u2013 152 .","journal-title":"J. Pharm. Chim."},{"key":"e_1_3_2_424_1","doi-asserted-by":"publisher","DOI":"10.1002\/andp.18431340218"},{"key":"e_1_3_2_425_1","doi-asserted-by":"publisher","DOI":"10.1080\/00032710500318106"},{"key":"e_1_3_2_426_1","doi-asserted-by":"publisher","DOI":"10.1080\/713609164"},{"key":"e_1_3_2_427_1","doi-asserted-by":"publisher","DOI":"10.1080\/00103624.2012.641799"},{"issue":"1","key":"e_1_3_2_428_1","first-page":"377","article-title":"Note sur la nouvelle m\u00e9thode de MM. Varrentrapp et Will pour estimer l\u2019azote dans les composes organiques","volume":"4","author":"Reizet M.","year":"1843","unstructured":"Reizet , M. 1843 . Note sur la nouvelle m\u00e9thode de MM. Varrentrapp et Will pour estimer l\u2019azote dans les composes organiques . J. Pharm. Chim. , 4 ( 1 ) : 377 \u2013 378 . Troisi\u00e8me S\u00e9ries, Researches on M.M. Varrentrapp and Will's Method of Analysis. Am. J.f Pharm., New Series, 1843, 8, 316\u2013317.","journal-title":"J. Pharm. Chim."},{"issue":"3","key":"e_1_3_2_429_1","first-page":"405","article-title":"Rapid Method for the Microdetermination of Nitrogen: Application of Colorimetry to the Method of Will and Varrentrapp","volume":"33","author":"Remi J.","year":"1951","unstructured":"Remi , J. and Pitiot , J. 1951 . Rapid Method for the Microdetermination of Nitrogen: Application of Colorimetry to the Method of Will and Varrentrapp . Bull. Soc. Chim. Biol. (Paris) , 33 ( 3\u20134 ) : 405 \u2013 408 .","journal-title":"Bull. Soc. Chim. Biol. (Paris)"},{"key":"e_1_3_2_430_1","volume-title":"Presented at the 88th Annual AOAC Meeting, Oct 14\u201317","author":"Rexroad P. R.","year":"1974","unstructured":"Rexroad , P. R. and Cathey , R. D. 1974 . \u201c The Kjeldahl Nitrogen Determination \u201d . In Presented at the 88th Annual AOAC Meeting, Oct 14\u201317 Washington , DC Abstract 40"},{"issue":"6","key":"e_1_3_2_431_1","first-page":"1213","article-title":"Pollution-Reduced Kjeldahl Method for Crude Protein","volume":"59","author":"Rexroad P. R.","year":"1976","unstructured":"Rexroad , P. R. and Cathey , R. D. 1976 . Pollution-Reduced Kjeldahl Method for Crude Protein . J. Assoc. Off. Anal. Chem. , 59 ( 6 ) : 1213 \u2013 1217 .","journal-title":"J. Assoc. Off. Anal. Chem."},{"key":"e_1_3_2_432_1","volume-title":"Current Protocols in Food Analytical Chemistry","author":"Rhee K. C.","year":"2001","unstructured":"Rhee , K. C. 2001 . \u201c Determination of Total Nitrogen \u201d . In Current Protocols in Food Analytical Chemistry , New York : Wiley . Unit B.12.1\u2013B1.2.9"},{"key":"e_1_3_2_433_1","volume-title":"Methods of Analysis of Commercial Fertilizers, Feeding Stuffs, and Dairy Products Adopted at the Fourth Annual Convention of the Association of Official Agricultural Chemists, August 16, 17, and 18, 1887","author":"Richardson C.","unstructured":"Richardson , C. Methods of Analysis of Commercial Fertilizers, Feeding Stuffs, and Dairy Products Adopted at the Fourth Annual Convention of the Association of Official Agricultural Chemists, August 16, 17, and 18, 1887 , Washington , DC : Government Printing Office . U.S. Department of Agriculture, Division of Chemistry Bulletin No. 16"},{"key":"e_1_3_2_434_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac0123781"},{"key":"e_1_3_2_435_1","doi-asserted-by":"publisher","DOI":"10.1039\/jr9400000554"},{"key":"e_1_3_2_436_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF01547516"},{"key":"e_1_3_2_437_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF02047926"},{"key":"e_1_3_2_438_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.soilbio.2008.01.001"},{"key":"e_1_3_2_439_1","doi-asserted-by":"publisher","DOI":"10.1039\/an9568100316"},{"key":"e_1_3_2_440_1","doi-asserted-by":"publisher","DOI":"10.1093\/clinchem\/10.7.606"},{"key":"e_1_3_2_441_1","doi-asserted-by":"publisher","DOI":"10.1093\/jaoac\/79.3.817"},{"key":"e_1_3_2_442_1","doi-asserted-by":"publisher","DOI":"10.1006\/fstl.1996.0027"},{"key":"e_1_3_2_443_1","volume-title":"Preparation of Water for Total Kjeldahl Nitrogen Analysis (Copper Catalyst)","author":"Roper C.","year":"2011","unstructured":"Roper , C. , Werth , B. , Armour , C. and Steinbock , B. 2011 . Preparation of Water for Total Kjeldahl Nitrogen Analysis (Copper Catalyst) Department of Environmental Protection, Bureau of Laboratories SOPs Results: Tallahassee, FL, NU-091\u20131.2"},{"key":"e_1_3_2_444_1","first-page":"325","volume-title":"Dictionary of Scientific Biography","author":"Rosenberg C. E.","year":"1970","unstructured":"Rosenberg , C. E. 1970 . \u201c Atwater, Wilbur Olin \u201d . In Dictionary of Scientific Biography , Edited by: Gillispie , C. C. Vol. 1 , 325 \u2013 326 . New York : American Council of Learned Scocieties, Charles Scribner's Sons ."},{"issue":"4","key":"e_1_3_2_445_1","first-page":"99","article-title":"Nitrogen Contents in Foods: A Comparison between the Kjeldahl and Hach Methods","volume":"92","author":"Rossi A. M.","year":"2004","unstructured":"Rossi , A. M. , Villarreal , M. , Juarez , M. D. and Samm\u00e1n , N. C. 2004 . Nitrogen Contents in Foods: A Comparison between the Kjeldahl and Hach Methods . J. Argent. Chem. Soc. , 92 ( 4\/6 ) : 99 \u2013 108 .","journal-title":"J. Argent. Chem. Soc."},{"issue":"1","key":"e_1_3_2_446_1","first-page":"26","article-title":"True Protein Value of Milk and Dairy Products","volume":"62","author":"Rouch D. A.","year":"2007","unstructured":"Rouch , D. A. , Roupas , P. and Roginski , H. 2007 . True Protein Value of Milk and Dairy Products . Aust. J. Dairy Technol. , 62 ( 1 ) : 26 \u2013 30 .","journal-title":"Aust. J. Dairy Technol."},{"key":"e_1_3_2_447_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.idairyj.2007.07.004"},{"key":"e_1_3_2_448_1","doi-asserted-by":"publisher","DOI":"10.1017\/S0022029900002296"},{"key":"e_1_3_2_449_1","doi-asserted-by":"publisher","DOI":"10.1017\/S0022029900002284"},{"key":"e_1_3_2_450_1","doi-asserted-by":"publisher","DOI":"10.3168\/jds.2009-2841"},{"key":"e_1_3_2_451_1","doi-asserted-by":"publisher","DOI":"10.1080\/10408347.2012.751787"},{"key":"e_1_3_2_452_1","doi-asserted-by":"publisher","DOI":"10.1080\/00103624.2012.708081"},{"key":"e_1_3_2_453_1","doi-asserted-by":"publisher","DOI":"10.1081\/CSS-120015920"},{"key":"e_1_3_2_454_1","doi-asserted-by":"publisher","DOI":"10.1016\/0308-8146(96)00157-4"},{"issue":"1","key":"e_1_3_2_455_1","first-page":"83","article-title":"System by Near Infrared (NIR) for Analysis of Nitrogen Foliar","volume":"28","author":"Santos G. A.","year":"2012","unstructured":"Santos , G. A. 2012 . System by Near Infrared (NIR) for Analysis of Nitrogen Foliar . Biosci. J. , 28 ( 1 ) : 83 \u2013 90 .","journal-title":"Biosci. J."},{"key":"e_1_3_2_456_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1470-8744.1999.tb00538.x"},{"issue":"7","key":"e_1_3_2_457_1","first-page":"675","article-title":"Conductimetric Determination of Ammonia in Boric Acid Solutions","volume":"109","author":"Sarudi I.","year":"1970","unstructured":"Sarudi , I. and Siska , E. 1970 . Conductimetric Determination of Ammonia in Boric Acid Solutions . Zentralbl. Pharm. , 109 ( 7 ) : 675 \u2013 680 .","journal-title":"Zentralbl. Pharm."},{"key":"e_1_3_2_458_1","doi-asserted-by":"publisher","DOI":"10.1021\/ie50124a013"},{"key":"e_1_3_2_459_1","doi-asserted-by":"publisher","DOI":"10.1039\/an9537800734"},{"key":"e_1_3_2_460_1","first-page":"321","article-title":"One Hundred Years of the Kjeldahl Method for Nitrogen Determination","volume":"32","author":"Scarf H.","year":"1988","unstructured":"Scarf , H. 1988 . One Hundred Years of the Kjeldahl Method for Nitrogen Determination . Arch. Acker- Pflanzabau Bodenk. , 32 : 321 \u2013 332 .","journal-title":"Arch. Acker- Pflanzabau Bodenk."},{"key":"e_1_3_2_461_1","doi-asserted-by":"publisher","DOI":"10.4141\/cjps91-053"},{"key":"e_1_3_2_462_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF01334908"},{"key":"e_1_3_2_463_1","doi-asserted-by":"publisher","DOI":"10.1016\/0003-2670(93)85308-7"},{"key":"e_1_3_2_464_1","first-page":"199","volume-title":"Advances in Analytical Chemistry and Instrumentation","author":"Sch\u00f6niger W.","year":"1960","unstructured":"Sch\u00f6niger , W. 1960 . \u201c New Ideas in Organic Microanalysis. Part I. C-H, O, N, Halogens, S, and Other Elements \u201d . In Advances in Analytical Chemistry and Instrumentation , Vol. I , 199 \u2013 240 . New York : Interscience Publishers ."},{"key":"e_1_3_2_465_1","first-page":"S355","article-title":"The Determination of Organic Nitrogen: Past and Present","volume":"29","author":"Schuette H. A.","year":"1935","unstructured":"Schuette , H. A. and Oppen , F. G. 1935 . The Determination of Organic Nitrogen: Past and Present . Trans. Wis. Acad. Sci. Arts Lett. , 29 : S355 \u2013 S380 .","journal-title":"Trans. Wis. Acad. Sci. Arts Lett."},{"key":"e_1_3_2_466_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF00903617"},{"key":"e_1_3_2_467_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF00901759"},{"key":"e_1_3_2_468_1","doi-asserted-by":"publisher","DOI":"10.1021\/ja01146a091"},{"issue":"16","key":"e_1_3_2_469_1","doi-asserted-by":"crossref","first-page":"418421","DOI":"10.1002\/ange.19530651604","article-title":"Die Kjeldahlsierung des Harnstoffs Kinetik der Kjeldahl-Reaktion 2","volume":"65","author":"Schwab G. M.","year":"1953","unstructured":"Schwab , G. M. and Schwab-Agallidis , E. 1953 . Die Kjeldahlsierung des Harnstoffs Kinetik der Kjeldahl-Reaktion 2 . Angew. Chem. Int. Ed. , 65 ( 16 ) : 418421","journal-title":"Angew. Chem. Int. Ed."},{"key":"e_1_3_2_470_1","doi-asserted-by":"publisher","DOI":"10.1039\/an9840900549"},{"issue":"6","key":"e_1_3_2_471_1","first-page":"362","article-title":"Selenium Catalysis, a Review of the Literature on Its Use in the Kjeldahl Method for Nitrogen","volume":"43","author":"Seebold R. E.","year":"1948","unstructured":"Seebold , R. E. 1948 . Selenium Catalysis, a Review of the Literature on Its Use in the Kjeldahl Method for Nitrogen . J. Am. Leather Chem. Soc. , 43 ( 6 ) : 362 \u2013 370 .","journal-title":"J. Am. Leather Chem. Soc."},{"key":"e_1_3_2_472_1","doi-asserted-by":"publisher","DOI":"10.1080\/0306731031000084013"},{"key":"e_1_3_2_473_1","first-page":"384","article-title":"Unbekannte Feluergudle bei der Kjeldahl-Gunningschen Stickstoffbestimmungsmethode","author":"Self P. A. W.","year":"1912","unstructured":"Self , P. A. W. 1912 . Unbekannte Feluergudle bei der Kjeldahl-Gunningschen Stickstoffbestimmungsmethode . Pharm. J. (4th ser.) , : 384 \u2013 385 .","journal-title":"Pharm. J. (4th ser.)"},{"issue":"5","key":"e_1_3_2_474_1","article-title":"Classic Kit: Kjeldahl Flask","volume":"5","author":"Sella A.","year":"2008","unstructured":"Sella , A. 2008 . Classic Kit: Kjeldahl Flask . Chem. World , 5 ( 5 ) www.rsc.org\/chemistryworld\/Issues\/2008\/May\/KjeldahlFlask.asp","journal-title":"Chem. World"},{"key":"e_1_3_2_475_1","doi-asserted-by":"publisher","DOI":"10.1002\/jsfa.1612"},{"key":"e_1_3_2_476_1","doi-asserted-by":"publisher","DOI":"10.1021\/ci00061a004"},{"key":"e_1_3_2_477_1","doi-asserted-by":"publisher","DOI":"10.1021\/ci00008a014"},{"key":"e_1_3_2_478_1","doi-asserted-by":"publisher","DOI":"10.1080\/00103620903111376"},{"key":"e_1_3_2_479_1","doi-asserted-by":"publisher","DOI":"10.2175\/106143004X141681"},{"key":"e_1_3_2_480_1","doi-asserted-by":"publisher","DOI":"10.1039\/an9244900558"},{"key":"e_1_3_2_481_1","doi-asserted-by":"publisher","DOI":"10.1242\/jeb.35.1.85"},{"key":"e_1_3_2_482_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac60075a048"},{"key":"e_1_3_2_483_1","first-page":"96","article-title":"Determination of Protein Content in Milk by Microwave Digestion-Kjeldahl","volume":"5","author":"Shen W.","year":"2009","unstructured":"Shen , W. , Chen , J.-Z. and Dai , C.-J. 2009 . Determination of Protein Content in Milk by Microwave Digestion-Kjeldahl . Food Res. Dev. , 5 : 96 \u2013 97 .","journal-title":"Food Res. Dev."},{"key":"e_1_3_2_484_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac60101a041"},{"issue":"6","key":"e_1_3_2_485_1","first-page":"1338","article-title":"Pro-Milk Method for the Determination of Protein in Milk by Dye Binding","volume":"57","author":"Sherbon J. W.","year":"1974","unstructured":"Sherbon , J. W. 1974 . Pro-Milk Method for the Determination of Protein in Milk by Dye Binding . J. Assoc. Off. Anal. Chem. , 57 ( 6 ) : 1338 \u2013 1341 .","journal-title":"J. Assoc. Off. Anal. Chem."},{"key":"e_1_3_2_486_1","first-page":"288","volume-title":"Organic Analysis,","author":"Sherman H. C.","year":"1912","unstructured":"Sherman , H. C. 1912 . \u201c The Determination of Nitrogen \u201d . In Organic Analysis, , 2nd ed. , 288 \u2013 295 . Norwood , MA : Macmillan . Chap. 14","edition":"2"},{"key":"e_1_3_2_487_1","doi-asserted-by":"publisher","DOI":"10.1246\/bcsj.66.2541"},{"key":"e_1_3_2_488_1","doi-asserted-by":"publisher","DOI":"10.1246\/bcsj.43.3794"},{"key":"e_1_3_2_489_1","doi-asserted-by":"publisher","DOI":"10.1039\/an9861101013"},{"key":"e_1_3_2_490_1","doi-asserted-by":"publisher","DOI":"10.1002\/(SICI)1097-0010(199701)73:1<39::AID-JSFA717>3.0.CO;2-4"},{"key":"e_1_3_2_491_1","doi-asserted-by":"publisher","DOI":"10.1080\/00103629309368904"},{"key":"e_1_3_2_492_1","doi-asserted-by":"publisher","DOI":"10.1002\/0471142727.mb1001as76"},{"key":"e_1_3_2_493_1","doi-asserted-by":"publisher","DOI":"10.1002\/jsfa.2740350609"},{"key":"e_1_3_2_494_1","doi-asserted-by":"publisher","DOI":"10.1080\/00103627609366636"},{"key":"e_1_3_2_495_1","doi-asserted-by":"publisher","DOI":"10.1016\/0009-8981(79)90006-8"},{"key":"e_1_3_2_496_1","first-page":"267","article-title":"On the method of Drs. Varrentrapp and Will for estimating nitrogen in organic compounds","volume":"14","author":"Smith J. L.","year":"1843","unstructured":"Smith , J. L. 1843 . On the method of Drs. Varrentrapp and Will for estimating nitrogen in organic compounds . Silliman's J. , 14 : 267 \u2013 269 . Ann. Electr. Magn. Chem. 1843, 11, 22\u201328.","journal-title":"Silliman's J."},{"key":"e_1_3_2_497_1","doi-asserted-by":"publisher","DOI":"10.1021\/jf200547u"},{"key":"e_1_3_2_498_1","doi-asserted-by":"publisher","DOI":"10.1016\/0003-2697(85)90442-7"},{"key":"e_1_3_2_499_1","doi-asserted-by":"publisher","DOI":"10.1080\/05704920500385445"},{"key":"e_1_3_2_500_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0021-9258(18)74500-6"},{"key":"e_1_3_2_501_1","volume-title":"Validation of a Horizontal Standard for the Determination of Kjeldahl Nitrogen in Soils, Sludge and Treated Biowaste in a European Intercomparison Exercise","author":"Sobiecka E.","year":"2007","unstructured":"Sobiecka , E. , van der Sloot , H. , Janssen , E. and Gawlik , B. M. 2007 . \u201c Project HORIZONTAL Validation Report on Kjeldahl Nitrogen \u201d . In Validation of a Horizontal Standard for the Determination of Kjeldahl Nitrogen in Soils, Sludge and Treated Biowaste in a European Intercomparison Exercise , Luxembourg : European Commission . EUR 23025EN-2007"},{"key":"e_1_3_2_502_1","first-page":"1","article-title":"\u00c9tudes Enzymatiques","volume":"7","author":"S\u00f6rensen S.","year":"1907","unstructured":"S\u00f6rensen , S. 1907 . \u00c9tudes Enzymatiques . C.R. Trav. Lab. Carlsberg , 7 : 1 \u2013 55 . Enzymstudien. Biochem. Z. 1907, 7, 45\u2013101.","journal-title":"C.R. Trav. Lab. Carlsberg"},{"key":"e_1_3_2_503_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2621.1983.tb00251.x"},{"key":"e_1_3_2_504_1","doi-asserted-by":"publisher","DOI":"10.2136\/sssaj1996.03615995006000060033x"},{"key":"e_1_3_2_505_1","first-page":"215","article-title":"Determination of Nitrogen in Organic Compounds in the Years before Kjeldahl's Method","volume":"21","author":"Stephen W. I.","year":"1984","unstructured":"Stephen , W. I. 1984 . Determination of Nitrogen in Organic Compounds in the Years before Kjeldahl's Method . Anal. Proc. , 21 : 215 \u2013 220 .","journal-title":"Anal. Proc."},{"key":"e_1_3_2_506_1","volume-title":"Milk Pricing Policy Options and Consequences. An Analysis for the American Farm Bureau Foundation for Agriculture","author":"Stephenson M.","year":"2004","unstructured":"Stephenson , M. , Cropp , R. , Outlaw , J. , Anderson , D. and Gay , W. February 2004 . Milk Pricing Policy Options and Consequences. An Analysis for the American Farm Bureau Foundation for Agriculture , Washington , DC : American Farm Bureau Foundation for Agriculture . http:\/\/www.agfoundation.org\/aboutus\/docs\/MilkPricingStudy.pdf"},{"key":"e_1_3_2_507_1","doi-asserted-by":"publisher","DOI":"10.1016\/0026-265X(60)90008-4"},{"key":"e_1_3_2_508_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac60051a040"},{"key":"e_1_3_2_509_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0002-8223(21)30438-2"},{"key":"e_1_3_2_510_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac50075a007"},{"key":"e_1_3_2_511_1","doi-asserted-by":"publisher","DOI":"10.1080\/00103628509367583"},{"key":"e_1_3_2_512_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0039-9140(97)00091-X"},{"issue":"6","key":"e_1_3_2_513_1","first-page":"287","article-title":"Validation par Analyse Interlaboratoire de la Min\u00e9ralisation par Micro-ondes: Application \u00e0 l\u2019Azote Kjeldahl dans les Aliments (Interlaboratory Validation Analysis of the Mineralization by Microwave Digestion: Application to Kjeldahl Nitrogen in Foods)","volume":"21","author":"Suard C.","year":"1993","unstructured":"Suard , C. , Feinberg , M. H. , Ireland-Ripert , J. and Mourel , R. M. 1993 . Validation par Analyse Interlaboratoire de la Min\u00e9ralisation par Micro-ondes: Application \u00e0 l\u2019Azote Kjeldahl dans les Aliments (Interlaboratory Validation Analysis of the Mineralization by Microwave Digestion: Application to Kjeldahl Nitrogen in Foods) . Analusis , 21 ( 6 ) : 287 \u2013 291 .","journal-title":"Analusis"},{"key":"e_1_3_2_514_1","doi-asserted-by":"publisher","DOI":"10.1021\/jf960427i"},{"key":"e_1_3_2_515_1","doi-asserted-by":"publisher","DOI":"10.1093\/jaoac\/65.6.1339"},{"key":"e_1_3_2_516_1","first-page":"15","article-title":"Open-Focused Microwave-Assisted Kjeldahl Digestion for Determination of Nitrogen in Food Materials","volume":"61","author":"Suzuki T.","year":"1997","unstructured":"Suzuki , T. 1997 . Open-Focused Microwave-Assisted Kjeldahl Digestion for Determination of Nitrogen in Food Materials . Report Nat\u2019l Food Res. Inst. , 61 : 15 \u2013 20 .","journal-title":"Report Nat\u2019l Food Res. Inst."},{"key":"e_1_3_2_517_1","first-page":"393","volume-title":"Dictionary of Scientific Biography","author":"Szabadv\u00e1ry F.","year":"1973","unstructured":"Szabadv\u00e1ry , F. 1973 . \u201c Kjeldahl, Johann Gustav Christoffer \u201d . In Dictionary of Scientific Biography , Edited by: Gillispie , C. C. Vol. 7 , 393 \u2013 394 . New York : American Council of Learned Societies, Charles Scribner's Sons ."},{"key":"e_1_3_2_518_1","volume-title":"History of Analytical Chemistry","author":"Szabadv\u00e1ry F.","year":"1992","unstructured":"Szabadv\u00e1ry , F. 1992 . History of Analytical Chemistry , Yverdon , , Switzerland : Gordon & Breach ."},{"key":"e_1_3_2_519_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00769-008-0397-3"},{"key":"e_1_3_2_520_1","doi-asserted-by":"publisher","DOI":"10.1039\/an9578200488"},{"key":"e_1_3_2_521_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.0954-6820.1928.tb12359.x"},{"key":"e_1_3_2_522_1","volume-title":"Int\u00earet Compare des Syst\u00e8mes Ouverts et Fermes de Mineralization par Microondes","author":"Theiller G.","year":"1993","unstructured":"Theiller , G. 1993 . \u201c Technical Note \u201d . In Int\u00earet Compare des Syst\u00e8mes Ouverts et Fermes de Mineralization par Microondes , Paris , , France : INRA ."},{"key":"e_1_3_2_523_1","doi-asserted-by":"publisher","DOI":"10.1093\/jaoac\/92.1.61"},{"issue":"2","key":"e_1_3_2_524_1","first-page":"10","article-title":"New AOAC Standard for Crude Protein Determinations in Animal Feed, Grain, and Oilseed Using Tecator Kjeltec Equipment","volume":"26","author":"Thiex N. J.","year":"2002","unstructured":"Thiex , N. J. and Manson , H. 2002 . New AOAC Standard for Crude Protein Determinations in Animal Feed, Grain, and Oilseed Using Tecator Kjeltec Equipment . In Focus , 26 ( 2 ) : 10 \u2013 12 .","journal-title":"In Focus"},{"issue":"1","key":"e_1_3_2_525_1","first-page":"257","article-title":"Crude Proteins in Animal Feeds, Forages, Cereal Grains, and Oilseeds; Block Digestion, Steam Distillation Method","volume":"84","author":"Thiex N. J.","year":"2001","unstructured":"Thiex , N. J. , Manson , H. , Anderson , S. and Persson , J. A. 2001 . Crude Proteins in Animal Feeds, Forages, Cereal Grains, and Oilseeds; Block Digestion, Steam Distillation Method . J. AOAC Int. , 84 ( 1 ) : 257 \u2013 258 .","journal-title":"J. AOAC Int."},{"key":"e_1_3_2_526_1","doi-asserted-by":"publisher","DOI":"10.1093\/jaoac\/85.2.309"},{"key":"e_1_3_2_527_1","doi-asserted-by":"publisher","DOI":"10.2134\/agronj1967.00021962005900030010x"},{"key":"e_1_3_2_528_1","doi-asserted-by":"publisher","DOI":"10.1039\/b208973b"},{"key":"e_1_3_2_529_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.meatsci.2004.05.016"},{"key":"e_1_3_2_530_1","doi-asserted-by":"publisher","DOI":"10.1039\/an9780300406"},{"key":"e_1_3_2_531_1","first-page":"210","volume":"27","author":"Tomorani M.","year":"1976","unstructured":"Tomorani , M. , Tsukagoshi , Y. , Furuuchi , M. , Bushimata , K. and Kani , T. 1976 . Tokytaritsu Eisei Kenkyusho Kenkyu Nempo , 27 : 210","journal-title":"Tokytaritsu Eisei Kenkyusho Kenkyu Nempo"},{"key":"e_1_3_2_532_1","first-page":"237","article-title":"Tronimsdorff, N","volume":"25","year":"1832","unstructured":"1832 . Tronimsdorff, N . J. Pharm. , 25 : 237 \u2013 256 . St 2","journal-title":"J. Pharm."},{"issue":"4","key":"e_1_3_2_533_1","first-page":"178","article-title":"Determination of Ammonia (Total Nitrogen) in Agricultural Chemicals with Sodium Hypobromite","volume":"46","author":"Tsap M. L.","year":"1969","unstructured":"Tsap , M. L. , Leonchik , O. A. and D\u2019yachenko-Okladnyuk , I. K. 1969 . Determination of Ammonia (Total Nitrogen) in Agricultural Chemicals with Sodium Hypobromite . Otkrytiva, Izobret., Prom. Obrazty, Tovarny Znaki , 46 ( 4 ) : 178","journal-title":"Otkrytiva, Izobret., Prom. Obrazty, Tovarny Znaki"},{"key":"e_1_3_2_534_1","doi-asserted-by":"publisher","DOI":"10.1515\/REVAC.2010.29.1.25"},{"key":"e_1_3_2_535_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00216-009-3009-0"},{"key":"e_1_3_2_536_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac60301a031"},{"key":"e_1_3_2_537_1","volume-title":"Total Kjeldahl Nitrogen in Water and Biosolids by Automated Colorimetry with Preliminary Distillation\/Digestion","author":"U.S. Environmental Protection Agency. EPA Method 1687","year":"2001","unstructured":"U.S. Environmental Protection Agency. EPA Method 1687 . January 2001 . Total Kjeldahl Nitrogen in Water and Biosolids by Automated Colorimetry with Preliminary Distillation\/Digestion , Washington , DC : U.S. Environmental Protection Agency . EPA-821-R-01-004"},{"key":"e_1_3_2_538_1","first-page":"57700","volume-title":"Food Labeling Health Claims: Soy Protein and Coronary Heart Diseases","author":"U.S. Food and Drug Administration","year":"1999","unstructured":"U.S. Food and Drug Administration . 1999 . Food Labeling Health Claims: Soy Protein and Coronary Heart Diseases , Vol. 64 , 57700 \u2013 57733 . Silver Spring , MD : U.S. Food and Drug Administration . Final Rule, Fed. Reg. 1999"},{"key":"e_1_3_2_539_1","doi-asserted-by":"publisher","DOI":"10.1080\/00033790410001711922"},{"key":"e_1_3_2_540_1","doi-asserted-by":"publisher","DOI":"10.1002\/jsfa.2309"},{"key":"e_1_3_2_541_1","doi-asserted-by":"publisher","DOI":"10.1201\/b11081-8"},{"key":"e_1_3_2_542_1","first-page":"277","volume-title":"Handbook of Food Analysis, Vol. 1. Physical Characterization and Nutrient Analysis","author":"Van Camp J.","year":"1996","unstructured":"Van Camp , J. and Huyghebaert , A. 1996 . \u201c Analysis of Protein in Foods \u201d . In Handbook of Food Analysis, Vol. 1. Physical Characterization and Nutrient Analysis , Edited by: Nollet , L. M. L. 277 \u2013 309 . New York : Marcel Dekker ."},{"key":"e_1_3_2_543_1","doi-asserted-by":"publisher","DOI":"10.1021\/ed033p493"},{"key":"e_1_3_2_544_1","doi-asserted-by":"publisher","DOI":"10.1002\/jlac.18410390302"},{"key":"e_1_3_2_545_1","doi-asserted-by":"publisher","DOI":"10.1021\/ed026p459"},{"key":"e_1_3_2_546_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.aca.2007.06.019"},{"issue":"6","key":"e_1_3_2_547_1","first-page":"473","article-title":"The Early Years of the Kjeldahl Method to Determine Nitrogen","volume":"18","author":"Vickery H. B.","year":"1946","unstructured":"Vickery , H. B. 1946a . The Early Years of the Kjeldahl Method to Determine Nitrogen . Yale J. Biol. Med. , 18 ( 6 ) : 473 \u2013 514 .","journal-title":"Yale J. Biol. Med."},{"issue":"4","key":"e_1_3_2_548_1","first-page":"358","article-title":"The Position of Arnold in Relationship to the Kjeldahl Method","volume":"29","author":"Vickery H. B.","year":"1946","unstructured":"Vickery , H. B. 1946b . The Position of Arnold in Relationship to the Kjeldahl Method . J. Assoc. Agric. Chem. , 29 ( 4 ) : 358 \u2013 370 .","journal-title":"J. Assoc. Agric. Chem."},{"key":"e_1_3_2_549_1","volume-title":"Breeding Quality Protein Maize Protocols for Developing QPM Cultivars","author":"Vivek B. S.","year":"2008","unstructured":"Vivek , B. S. , Krivanek , A. F. , Palacios-Rojas , N. , Twumai-Afriyie , S. and Diallo , A. O. 2008 . Breeding Quality Protein Maize Protocols for Developing QPM Cultivars , Mexico , D.F. : CIMMYT ."},{"key":"e_1_3_2_550_1","first-page":"161","article-title":"\u00dcber allgemeinere Anwendung der Kjeldahl'schen Methode der Stickstoffbestimmung","volume":"17","author":"Von Asboth A.","year":"1886","unstructured":"Von Asboth , A. 1886 . \u00dcber allgemeinere Anwendung der Kjeldahl'schen Methode der Stickstoffbestimmung . Chem. Zentr. , 17 : 161 [3]","journal-title":"Chem. Zentr."},{"key":"e_1_3_2_551_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac50152a031"},{"key":"e_1_3_2_552_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0308-8146(97)00162-3"},{"issue":"2","key":"e_1_3_2_553_1","first-page":"1949","article-title":"Determination of Protein in Foodstuffs by Using a Block Digestion and Kjeltec Auto Analyzer","volume":"13","author":"Wang D.","year":"2004","unstructured":"Wang , D. , Zhou , L. , Fu , H. and Zhu , S. 2004 . Determination of Protein in Foodstuffs by Using a Block Digestion and Kjeltec Auto Analyzer . Fujian Fenxi Ceshi , 13 ( 2 ) : 1949 \u2013 1950 . 1965","journal-title":"Fujian Fenxi Ceshi"},{"issue":"4","key":"e_1_3_2_554_1","first-page":"147","article-title":"Comparison of Formol Titration Method and Kjeldahl Method on Determination of Crude Protein in Maize","volume":"45","author":"Wang L.-X.","year":"2010","unstructured":"Wang , L.-X. 2010 . Comparison of Formol Titration Method and Kjeldahl Method on Determination of Crude Protein in Maize . J. Gansu Agric. Chem. , 45 ( 4 ) : 147 \u2013 150 .","journal-title":"J. Gansu Agric. Chem."},{"issue":"4","key":"e_1_3_2_555_1","first-page":"58","article-title":"Study on Protein Determination Experiment","volume":"24","author":"Wang Y.","year":"2005","unstructured":"Wang , Y. 2005 . Study on Protein Determination Experiment . Res. Explor. Lab. , 24 ( 4 ) : 58 \u2013 59 .","journal-title":"Res. Explor. Lab."},{"key":"e_1_3_2_556_1","doi-asserted-by":"publisher","DOI":"10.1039\/js8682100161"},{"key":"e_1_3_2_557_1","volume-title":"Water-Analysis,","author":"Wanklyn J. A.","year":"1874","unstructured":"Wanklyn , J. A. and Chapman , E. T. 1874 . Water-Analysis, , 3rd ed. , London : Tr\u00fcbner .","edition":"3"},{"key":"e_1_3_2_558_1","doi-asserted-by":"publisher","DOI":"10.1039\/js8682100025"},{"key":"e_1_3_2_559_1","doi-asserted-by":"publisher","DOI":"10.1039\/js8672000445"},{"issue":"3","key":"e_1_3_2_560_1","first-page":"410","article-title":"Total Nitrogen Determination of Various Sample Types. A Comparison of the Halch, Kjeltec and Kjeldahl Methods","volume":"70","author":"Watkins K. L.","year":"1987","unstructured":"Watkins , K. L. , Veum , T. L. and Krause , G. F. 1987 . Total Nitrogen Determination of Various Sample Types. A Comparison of the Halch, Kjeltec and Kjeldahl Methods . J. Assoc. Off. Anal. Chem. , 70 ( 3 ) : 410 \u2013 412 .","journal-title":"J. Assoc. Off. Anal. Chem."},{"key":"e_1_3_2_561_1","doi-asserted-by":"publisher","DOI":"10.1081\/CSS-120000265"},{"key":"e_1_3_2_562_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2621.1977.tb01499.x"},{"key":"e_1_3_2_563_1","volume-title":"Use of Statistics to Develop and Evaluate Analytical Methods","author":"Wernimont G. T.","year":"1985","unstructured":"Wernimont , G. T. and Spendley , W. 1985 . Use of Statistics to Develop and Evaluate Analytical Methods , Arlington , VA : Association of Official Analytical Chemists ."},{"key":"e_1_3_2_564_1","doi-asserted-by":"publisher","DOI":"10.1081\/CSS-120029718"},{"key":"e_1_3_2_565_1","first-page":"67","article-title":"Ueber ein neues Zersetzungsproduct des Hanstofts","volume":"74","author":"Wiedemann G.","year":"1849","unstructured":"Wiedemann , G. 1849 . Ueber ein neues Zersetzungsproduct des Hanstofts . Ann. Chem. Pharm. (Pogg. Ann.) , 74 : 67 \u2013 84 .","journal-title":"Ann. Chem. Pharm. (Pogg. Ann.)"},{"key":"e_1_3_2_566_1","doi-asserted-by":"publisher","DOI":"10.1093\/jaoac\/81.3.620"},{"key":"e_1_3_2_567_1","first-page":"113","article-title":"Use of Metal Catalysts in Kjeldahl Digestion","volume":"56","author":"Wilfarth H.","year":"1885","unstructured":"Wilfarth , H. 1885a . Use of Metal Catalysts in Kjeldahl Digestion . Chem. Zentralbl. , 56 : 113 \u2013 115 . 17\u201319","journal-title":"Chem. Zentralbl."},{"issue":"10","key":"e_1_3_2_568_1","first-page":"291","article-title":"Modification of Kjeldhahl's Method of Estimating Nitrogen (Abstract)","volume":"7","author":"Wilfarth H.","year":"1885","unstructured":"Wilfarth , H. 1885b . Modification of Kjeldhahl's Method of Estimating Nitrogen (Abstract) . J. Am. Chem. Soc. , 7 ( 10 ) : 291","journal-title":"J. Am. Chem. Soc."},{"key":"e_1_3_2_569_1","unstructured":"Wilhelm Johannsen . In Wikipedia . n.d. http:\/\/en.wikipedia.org\/wiki\/Wilhelm_Johannsen."},{"key":"e_1_3_2_570_1","doi-asserted-by":"publisher","DOI":"10.1021\/ja01457a023"},{"key":"e_1_3_2_571_1","doi-asserted-by":"publisher","DOI":"10.1002\/jsfa.2740240311"},{"key":"e_1_3_2_572_1","article-title":"Errors in Protein Testing and Their Consequences","volume":"19","author":"Williams P. C.","year":"1974","unstructured":"Williams , P. C. 1974 . Errors in Protein Testing and Their Consequences . Cereal Sci. Today , 19 280, 282, 286; NIR News 2000, 11 (2), 7","journal-title":"Cereal Sci. Today"},{"issue":"9","key":"e_1_3_2_573_1","first-page":"544","article-title":"Comparison of Physicochemical Methods for Measuring Total Nitrogen in Wheat","volume":"23","author":"Williams P. C.","year":"1978","unstructured":"Williams , P. C. and Norris , K. H. 1978 . Comparison of Physicochemical Methods for Measuring Total Nitrogen in Wheat . Cereal Foods World , 23 ( 9 ) : 544 \u2013 547 .","journal-title":"Cereal Foods World"},{"issue":"11","key":"e_1_3_2_574_1","first-page":"569","article-title":"The Use of the Potassium Iodide and Iodate Method for the Titration of Kjeldahl Distillates","volume":"51","author":"Wilson H. F.","year":"1926","unstructured":"Wilson , H. F. and Mattingley , F. 1926 . The Use of the Potassium Iodide and Iodate Method for the Titration of Kjeldahl Distillates . Analyst , 51 ( 11 ) : 569","journal-title":"Analyst"},{"key":"e_1_3_2_575_1","doi-asserted-by":"publisher","DOI":"10.1002\/ange.19130263105"},{"issue":"10","key":"e_1_3_2_576_1","first-page":"598","article-title":"Die NPN- Fraktion der Kuhmilch. I. Zusam- mensetung","volume":"36","author":"Wolfschoon-Pombo A.","year":"1981","unstructured":"Wolfschoon-Pombo , A. and Klostermeyer , H. 1981 . Die NPN- Fraktion der Kuhmilch. I. Zusam- mensetung . Milchwissenschaft , 36 ( 10 ) : 598 \u2013 600 .","journal-title":"Milchwissenschaft"},{"issue":"2","key":"e_1_3_2_577_1","first-page":"80","article-title":"Die NPN- Fraktion der Kuhmilch. V. Analytik","volume":"37","author":"Wolfschoon-Pombo A.","year":"1982","unstructured":"Wolfschoon-Pombo , A. and Klostermeyer , H. 1982 . Die NPN- Fraktion der Kuhmilch. V. Analytik . Milchwissenschaft , 37 ( 2 ) : 80 \u2013 85 .","journal-title":"Milchwissenschaft"},{"key":"e_1_3_2_578_1","volume-title":"Optimization of the Kjeldahl Protein Analysis Technique (Application Note)","author":"Wong A.","unstructured":"Wong , A. , Siegel , A. C. , Manuel , J. and Levy , G. A. Optimization of the Kjeldahl Protein Analysis Technique (Application Note) , Toronto , , Canada : Industrial BioDevelopment Laboratory . n.d.; http:\/\/www.ibdl.ca\/Application_notes_summary.cfm"},{"key":"e_1_3_2_579_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.aca.2008.06.016"},{"key":"e_1_3_2_580_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0021-9258(18)85898-7"},{"issue":"2","key":"e_1_3_2_581_1","first-page":"158","article-title":"Improvements on the Equipment of Kjeldahl Method","volume":"71","author":"Wu L.","year":"2008","unstructured":"Wu , L. , Zheng , Y. , Wu , Y. and Shang , Z. 2008 . Improvements on the Equipment of Kjeldahl Method . Huaxae Tongbao , 71 ( 2 ) : 158 \u2013 160 .","journal-title":"Huaxae Tongbao"},{"key":"e_1_3_2_582_1","doi-asserted-by":"publisher","DOI":"10.2136\/sssaj1994.03615995005800020016x"},{"key":"e_1_3_2_583_1","volume-title":"Comparison of Kjeldahl and Microwave Wet Digestion Methods for Determination of Total Nitrogen Content in Soil and Plant Samples","author":"Yardim P.","year":"2009","unstructured":"Yardim , P. 2009 . Comparison of Kjeldahl and Microwave Wet Digestion Methods for Determination of Total Nitrogen Content in Soil and Plant Samples , Adana , , Turkey : Sukurova University . PhD Thesis"},{"key":"e_1_3_2_584_1","doi-asserted-by":"publisher","DOI":"10.1016\/0039-9140(92)80099-Y"},{"key":"e_1_3_2_585_1","doi-asserted-by":"publisher","DOI":"10.1016\/0039-9140(92)80043-D"},{"key":"e_1_3_2_586_1","doi-asserted-by":"publisher","DOI":"10.1016\/0039-9140(94)80172-X"},{"key":"e_1_3_2_587_1","doi-asserted-by":"publisher","DOI":"10.1006\/abio.1996.9920"},{"key":"e_1_3_2_588_1","first-page":"66","article-title":"Study on the Interference of Urea, Ammonium Chloride and Ammonium Carbonate in the Detection of Milk Sample by Micro-Kjeldahl Method","volume":"1","author":"Yuan B.-Q.","year":"2010","unstructured":"Yuan , B.-Q. , Lv , Y. , Ma , Y. , Dai , Y.-M. , Lin , C. , Zwng , L. and Yi , Y.-S. 2010 . Study on the Interference of Urea, Ammonium Chloride and Ammonium Carbonate in the Detection of Milk Sample by Micro-Kjeldahl Method . J. Nat. Sci. Human Normal Univ. , 1 : 66 \u2013 70 . 128","journal-title":"J. Nat. Sci. Human Normal Univ."},{"key":"e_1_3_2_589_1","doi-asserted-by":"publisher","DOI":"10.1002\/jsfa.2740041006"},{"key":"e_1_3_2_590_1","volume-title":"Hubert Bradford Vickery 1893\u20131978, Biographical Memoir","author":"Zelitch I.","year":"1985","unstructured":"Zelitch , I. 1985 . Hubert Bradford Vickery 1893\u20131978, Biographical Memoir , Washington , DC : National Academy of Sciences ."},{"issue":"9","key":"e_1_3_2_591_1","first-page":"157","article-title":"Discussion about Reducing Digestion Time of Kjeldahl Determination","volume":"35","author":"Zhang H. F.","year":"2008","unstructured":"Zhang , H. F. and Zhang , S. P. 2008 . Discussion about Reducing Digestion Time of Kjeldahl Determination . Chin. Anim. Husbandry Vet. Med. , 35 ( 9 ) : 157 \u2013 158 .","journal-title":"Chin. Anim. Husbandry Vet. Med."},{"issue":"1","key":"e_1_3_2_592_1","first-page":"334","article-title":"Determination of True Proteins in Dairy Products: A Comparative Study between Kjeldahl and Sprint Protein Analyzer","volume":"93","author":"Zhao D.","year":"2010","unstructured":"Zhao , D. , Jai , V. and Farkye , N. Y. 2010 . Determination of True Proteins in Dairy Products: A Comparative Study between Kjeldahl and Sprint Protein Analyzer . J. Dairy Sci. , 93 ( Suppl. 1 ) : 334","journal-title":"J. Dairy Sci."},{"key":"e_1_3_2_593_1","doi-asserted-by":"publisher","DOI":"10.1080\/10408349508050557"},{"key":"e_1_3_2_594_1","doi-asserted-by":"publisher","DOI":"10.1051\/analusis:2000116"}],"container-title":["Critical Reviews in Analytical Chemistry"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.tandfonline.com\/doi\/pdf\/10.1080\/10408347.2012.751786","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,2,6]],"date-time":"2026-02-06T22:09:36Z","timestamp":1770415776000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.tandfonline.com\/doi\/full\/10.1080\/10408347.2012.751786"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2013,7,23]]},"references-count":593,"journal-issue":{"issue":"4","published-print":{"date-parts":[[2013,10,2]]}},"alternative-id":["10.1080\/10408347.2012.751786"],"URL":"https:\/\/doi.org\/10.1080\/10408347.2012.751786","relation":{},"ISSN":["1040-8347","1547-6510"],"issn-type":[{"value":"1040-8347","type":"print"},{"value":"1547-6510","type":"electronic"}],"subject":[],"published":{"date-parts":[[2013,7,23]]}}}