{"id":4557,"date":"2026-04-09T16:31:04","date_gmt":"2026-04-09T08:31:04","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=4557"},"modified":"2026-04-09T16:31:04","modified_gmt":"2026-04-09T08:31:04","slug":"determination-of-lead-in-baijiu-graphite-furnace-atomic-absorption-spectrometry-2","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/fr\/applications\/determination-of-lead-in-baijiu-graphite-furnace-atomic-absorption-spectrometry-2\/","title":{"rendered":"D\u00e9termination du plomb dans Baijiu (spectrom\u00e9trie d'absorption atomique \u00e0 four \u00e0 graphite)"},"content":{"rendered":"<ol>\n<li>Aper\u00e7u de la m\u00e9thode<\/li>\n<\/ol>\n<p>Apr\u00e8s digestion, l'\u00e9chantillon est atomis\u00e9 dans un four \u00e0 graphite et l'absorbance est mesur\u00e9e \u00e0 283,3 nm. Dans une certaine gamme de concentration, l'absorbance du plomb est proportionnelle \u00e0 sa teneur et l'analyse quantitative est effectu\u00e9e par comparaison avec une s\u00e9rie standard.<\/p>\n<ol start=\"2\">\n<li>Champ d'application<\/li>\n<\/ol>\n<p>Determination of Lead in Chinese Baijiu<\/p>\n<ol start=\"3\">\n<li>R\u00e9f\u00e9rences<\/li>\n<\/ol>\n<p>GB 5009.12-2017 National Food Safety Standard \u2013 Determination of Lead in Foods<\/p>\n<ol start=\"4\">\n<li>Detection Instruments<\/li>\n<\/ol>\n<p>Spectrophotom\u00e8tre d'absorption atomique de four \u00e0 graphite (lampe cathodique creuse au plomb)<\/p>\n<p>Syst\u00e8me d'eau circulatoire de refroidissement (d\u00e9bit nominal de la pompe: 3,5 L\/min)<\/p>","protected":false},"excerpt":{"rendered":"<p>Method Overview After digestion, the sample is atomized in a graphite furnace, and the absorbance is measured at 283.3 nm. Within a certain concentration range, the absorbance of lead is proportional to its content, and quantitative analysis is performed by comparison with a standard series. Scope of Application Determination of Lead in Chinese Baijiu References [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[36,73],"tags":[],"class_list":["post-4557","post","type-post","status-publish","format-standard","hentry","category-applications","category-food-and-drugs"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/posts\/4557","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/comments?post=4557"}],"version-history":[{"count":1,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/posts\/4557\/revisions"}],"predecessor-version":[{"id":4558,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/posts\/4557\/revisions\/4558"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/media?parent=4557"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/categories?post=4557"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/tags?post=4557"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}