{"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\/it\/applications\/determination-of-chromium-in-refined-sulfur-graphite-furnace-atomic-absorption-spectrometry-3\/","title":{"rendered":"Determinazione del cromo nello zolfo raffinato (spettrometria di assorbimento atomico a forno di grafite)"},"content":{"rendered":"<ol>\n<li>Panoramica del metodo<\/li>\n<\/ol>\n<p>Dopo la digestione, il campione viene atomizzato in un forno di grafite e l'assorbinza viene misurata a 357,9 nm. All'interno di un certo intervallo di concentrazione, il valore di assorbinza del cromo \u00e8 proporzionale al suo contenuto e l'analisi quantitativa viene eseguita in confronto con la serie standard.<\/p>\n<ol start=\"2\">\n<li>Scopo di applicazione<\/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>Riferimenti<\/li>\n<\/ol>\n<p>ZB G13 002-1990 Refined Sulfur Powder<\/p>\n<ol start=\"4\">\n<li>Strumenti di prova<\/li>\n<\/ol>\n<p>Spettrofotometro di assorbimento atomico forno di grafite (lampada a catodo cavo al cromo)<\/p>\n<p>Sistema idrico circolante<\/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\/it\/wp-json\/wp\/v2\/posts\/4551","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pgeneral.com\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pgeneral.com\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/it\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/it\/wp-json\/wp\/v2\/comments?post=4551"}],"version-history":[{"count":1,"href":"https:\/\/www.pgeneral.com\/it\/wp-json\/wp\/v2\/posts\/4551\/revisions"}],"predecessor-version":[{"id":4552,"href":"https:\/\/www.pgeneral.com\/it\/wp-json\/wp\/v2\/posts\/4551\/revisions\/4552"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/it\/wp-json\/wp\/v2\/media?parent=4551"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/it\/wp-json\/wp\/v2\/categories?post=4551"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/it\/wp-json\/wp\/v2\/tags?post=4551"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}