{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,16]],"date-time":"2026-02-16T09:46:49Z","timestamp":1771235209416,"version":"3.50.1"},"reference-count":46,"publisher":"MDPI AG","issue":"9","license":[{"start":{"date-parts":[[2016,8,25]],"date-time":"2016-08-25T00:00:00Z","timestamp":1472083200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Sensors"],"abstract":"<jats:p>The bioethanol content of two samples of biofuels was determined directly, after simple dilution in decane, by means of an amperometric catalase enzyme biosensor working in the organic phase, based on substrate antagonisms format. The results were good from the point of view of accuracy, and satisfactory for what concerns the recovery test by the standard addition method. Limit of detection (LOD) was on the order of 2.5 \u00d7 10\u22125 M.<\/jats:p>","DOI":"10.3390\/s16091355","type":"journal-article","created":{"date-parts":[[2016,8,25]],"date-time":"2016-08-25T10:11:44Z","timestamp":1472119904000},"page":"1355","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Bioethanol in Biofuels Checked by an Amperometric Organic Phase Enzyme Electrode (OPEE) Working in \u201cSubstrate Antagonism\u201d Format"],"prefix":"10.3390","volume":"16","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-3292-1053","authenticated-orcid":false,"given":"Mauro","family":"Tomassetti","sequence":"first","affiliation":[{"name":"Department of Chemistry, University of Rome \u201cSapienza\u201d, P.le A. Moro 5, Rome 00185, Italy"}]},{"given":"Gabriele","family":"Spuri Capesciotti","sequence":"additional","affiliation":[{"name":"Department of Chemistry, University of Rome \u201cSapienza\u201d, P.le A. 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