{"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\/pt\/applications\/determination-of-lead-in-baijiu-graphite-furnace-atomic-absorption-spectrometry-2\/","title":{"rendered":"Determina\u00e7\u00e3o do chumbo em Baijiu"},"content":{"rendered":"<ol>\n<li>Vista geral dos m\u00e9todos<\/li>\n<\/ol>\n<p>Ap\u00f3s a digest\u00e3o, a amostra \u00e9 atomizada em um forno de grafito, e a absorb\u00eancia \u00e9 medida a 283,3 nm. Dentro de uma certa gama de concentra\u00e7\u00f5es, a absor\u00e7\u00e3o do chumbo \u00e9 proporcional ao seu conte\u00fado, e a an\u00e1lise quantitativa \u00e9 realizada em compara\u00e7\u00e3o com uma s\u00e9rie padr\u00e3o.<\/p>\n<ol start=\"2\">\n<li>\u00c1mbito de aplica\u00e7\u00e3o<\/li>\n<\/ol>\n<p>Determination of Lead in Chinese Baijiu<\/p>\n<ol start=\"3\">\n<li>Refer\u00eancias<\/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>Espetrofotometro de Absor\u00e7\u00e3o At\u00f4mica do Furno de Gr\u00e1fito<\/p>\n<p>Sistema de \u00e1gua circulante de refrigera\u00e7\u00e3o (fluxo nominal da bomba: 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\/pt\/wp-json\/wp\/v2\/posts\/4557","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pgeneral.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pgeneral.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/pt\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/pt\/wp-json\/wp\/v2\/comments?post=4557"}],"version-history":[{"count":1,"href":"https:\/\/www.pgeneral.com\/pt\/wp-json\/wp\/v2\/posts\/4557\/revisions"}],"predecessor-version":[{"id":4558,"href":"https:\/\/www.pgeneral.com\/pt\/wp-json\/wp\/v2\/posts\/4557\/revisions\/4558"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/pt\/wp-json\/wp\/v2\/media?parent=4557"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/pt\/wp-json\/wp\/v2\/categories?post=4557"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/pt\/wp-json\/wp\/v2\/tags?post=4557"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}