{"id":5205,"date":"2026-09-10T16:28:20","date_gmt":"2026-09-10T08:28:20","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=5205"},"modified":"2026-09-10T16:28:20","modified_gmt":"2026-09-10T08:28:20","slug":"determination-of-chromium-in-refined-sulfur-graphite-furnace-atomic-absorption-spectrometry-4","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/de\/applications\/determination-of-chromium-in-refined-sulfur-graphite-furnace-atomic-absorption-spectrometry-4","title":{"rendered":"Bestimmung von Chrom in raffiniertem Schwefel (Atomabsorptionsspektrometrie im Graphitofen)"},"content":{"rendered":"<p>1. Methodenblick<br \/>\nNach dem Probenaufschluss wird die Probe in einem Graphitrohrofen atomisiert und die Absorption bei 357,9 nm gemessen. Innerhalb eines bestimmten Konzentrationsbereichs ist die Absorption von Chrom proportional zu seinem Gehalt; die Quantifizierung erfolgt durch Vergleich mit einer Standardreihe.<\/p>\n<p>2. Anwendungsbereich<br \/>\nDieses Verfahren ist anwendbar auf Schwefel, der f\u00fcr verschiedene Leuchtstoffe bei der Herstellung von Fernsehbildr\u00f6hren und anderen Kathodenstrahlr\u00f6hren in der Elektronikindustrie verwendet wird.<\/p>\n<p>3. Bezugsgrundlage<br \/>\nZB G13 002\u20111990, Raffiniertes Schwefelpulver<\/p>\n<p>4. Instrumente und Reagenzien<\/p>\n<p>4.1.1 Pr\u00fcfger\u00e4te<\/p>\n<table>\n<thead>\n<tr>\n<th>- Nein. - Nein.<\/th>\n<th>Name<\/th>\n<th>Menge<\/th>\n<th>Technische Anforderung<\/th>\n<th>Zubeh\u00f6r<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1<\/td>\n<td>Graphitofen Atomabsorption Spektrophotometer<\/td>\n<td>1 Satz<\/td>\n<td>\u2014<\/td>\n<td>Chrom-Hohlkathodenlampe<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>Umlaufwasserk\u00fchlsystem<\/td>\n<td>1 Satz<\/td>\n<td>\u2014<\/td>\n<td>\u2014<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>Argon<\/td>\n<td>1 Zylinder<\/td>\n<td>Reinheit \u226599,99 %<\/td>\n<td>\u2014<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<p>1. Method Overview After sample digestion treatment, the sample is atomized in a graphite furnace, and the absorbance is measured at 357.9\u202fnm. Within a certain concentration range, the absorbance of chromium is proportional to its content, and quantification is performed by comparison with the standard series. 2. Scope of Application This method applies to sulfur [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":5206,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[81,36],"tags":[],"class_list":["post-5205","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-petrochemical-and-chemical","category-applications"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/posts\/5205","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/comments?post=5205"}],"version-history":[{"count":1,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/posts\/5205\/revisions"}],"predecessor-version":[{"id":5207,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/posts\/5205\/revisions\/5207"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/media\/5206"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/media?parent=5205"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/categories?post=5205"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/tags?post=5205"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}