{"id":5208,"date":"2026-09-10T16:32:37","date_gmt":"2026-09-10T08:32:37","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=5208"},"modified":"2026-09-10T16:32:37","modified_gmt":"2026-09-10T08:32:37","slug":"determination-of-lead-in-olive-oil-graphite-furnace-atomic-absorption-spectrometry-4","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/fr\/applications\/determination-of-lead-in-olive-oil-graphite-furnace-atomic-absorption-spectrometry-4","title":{"rendered":"D\u00e9termination du plomb dans l'huile d'olive (spectrom\u00e9trie d'absorption atomique au four \u00e0 graphite)"},"content":{"rendered":"<p>1 Aper\u00e7u de la m\u00e9thode<br \/>\nApr\u00e8s digestion par micro-ondes, la solution \u00e9chantillon est inject\u00e9e dans le four graphite du spectrophotom\u00e8tre d'absorption atomique. Apr\u00e8s atomisation \u00e9lectrothermique, elle absorbe la raie de r\u00e9sonance \u00e0 283,3 nm. Dans une certaine gamme de concentrations, l'absorbance est proportionnelle \u00e0 la teneur en plomb, et la quantification est effectu\u00e9e par comparaison avec une gamme \u00e9talon.<\/p>\n<p>2. Champ d'application<br \/>\nCette m\u00e9thode est applicable au dosage du plomb dans l'huile d'olive.<\/p>\n<p>3 Base de r\u00e9f\u00e9rence<br \/>\nGB 5009.12\u20112017<\/p>\n<p>4 Instruments et r\u00e9actifs<\/p>\n<p>4.1 Instruments et \u00e9quipements<\/p>\n<p>4.1.1 Instruments de test<\/p>\n<table>\n<thead>\n<tr>\n<th>- Non, non.<\/th>\n<th>Nom<\/th>\n<th>Quantit\u00e9<\/th>\n<th>Exigences techniques<\/th>\n<th>Accessoires<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1<\/td>\n<td>Four \u00e0 graphite Spectrophotom\u00e8tre d'absorption atomique<\/td>\n<td>1 ensemble<\/td>\n<td>\u2014<\/td>\n<td>Lampe \u00e0 cathode creuse en plomb<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>Argon<\/td>\n<td>1 cylindre<\/td>\n<td>Puret\u00e9 \u226599,99%<\/td>\n<td>\u2014<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>Syst\u00e8me d'eau de refroidissement circulant<\/td>\n<td>1 ensemble<\/td>\n<td>\u2014<\/td>\n<td>\u2014<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<p>1 Method Overview After microwave digestion, the sample solution is injected into the graphite furnace of the atomic absorption spectrophotometer. After electrothermal atomization, it absorbs the resonance line at 283.3\u202fnm. Within a certain concentration range, the absorbance value is proportional to the lead content, and quantification is performed by comparison with the standard series. 2 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":5209,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[36,73],"tags":[],"class_list":["post-5208","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-applications","category-food-and-drugs"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/posts\/5208","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=5208"}],"version-history":[{"count":1,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/posts\/5208\/revisions"}],"predecessor-version":[{"id":5210,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/posts\/5208\/revisions\/5210"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/media\/5209"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/media?parent=5208"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/categories?post=5208"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/tags?post=5208"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}