{"id":4551,"date":"2026-04-09T14:41:06","date_gmt":"2026-04-09T06:41:06","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=4551"},"modified":"2026-04-09T14:41:06","modified_gmt":"2026-04-09T06:41:06","slug":"determination-of-chromium-in-refined-sulfur-graphite-furnace-atomic-absorption-spectrometry-3","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/pt\/applications\/determination-of-chromium-in-refined-sulfur-graphite-furnace-atomic-absorption-spectrometry-3\/","title":{"rendered":"Determina\u00e7\u00e3o do Chromium em Sulfur Refined (Graphite Furnace Atomic Absorption Spectrometry)"},"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 357,9 nm. Dentro de uma certa gama de concentra\u00e7\u00f5es, o valor de absor\u00e7\u00e3o do cromo \u00e9 proporcional ao seu conte\u00fado, e a an\u00e1lise quantitativa \u00e9 realizada em compara\u00e7\u00e3o com a s\u00e9rie padr\u00e3o.<\/p>\n<ol start=\"2\">\n<li>\u00c1mbito de aplica\u00e7\u00e3o<\/li>\n<\/ol>\n<p>Sulfur used for various phosphors in the manufacture of TV picture tubes and other cathode ray tubes in the electronics industry.<\/p>\n<ol start=\"3\">\n<li>Refer\u00eancias<\/li>\n<\/ol>\n<p>ZB G13 002-1990 Refined Sulfur Powder<\/p>\n<ol start=\"4\">\n<li>Instrumentos de Teste<\/li>\n<\/ol>\n<p>Espetrofotometro de Absor\u00e7\u00e3o At\u00f4mica do Furno de Grafito (l\u00e2mpada de cat\u00f3dio vazio de cr\u00f4mio)<\/p>\n<p>Sistema de \u00e1gua circulante<\/p>","protected":false},"excerpt":{"rendered":"<p>Method Overview After digestion, the sample is atomized in a graphite furnace, and the absorbance is measured at 357.9 nm. Within a certain concentration range, the absorbance value of chromium is proportional to its content, and quantitative analysis is performed by comparison with the standard series. Scope of Application Sulfur used for various phosphors in [&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-4551","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\/4551","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=4551"}],"version-history":[{"count":1,"href":"https:\/\/www.pgeneral.com\/pt\/wp-json\/wp\/v2\/posts\/4551\/revisions"}],"predecessor-version":[{"id":4552,"href":"https:\/\/www.pgeneral.com\/pt\/wp-json\/wp\/v2\/posts\/4551\/revisions\/4552"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/pt\/wp-json\/wp\/v2\/media?parent=4551"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/pt\/wp-json\/wp\/v2\/categories?post=4551"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/pt\/wp-json\/wp\/v2\/tags?post=4551"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}