{"id":5201,"date":"2026-09-10T16:20:53","date_gmt":"2026-09-10T08:20:53","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=5201"},"modified":"2026-09-10T16:20:53","modified_gmt":"2026-09-10T08:20:53","slug":"determination-of-lead-in-graphite-powder-graphite-furnace-atomic-absorption-spectrometry-2","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/de\/applications\/determination-of-lead-in-graphite-powder-graphite-furnace-atomic-absorption-spectrometry-2","title":{"rendered":"Bestimmung von Blei in Graphitpulver (Atomabsorptionsspektrometrie im Graphitofen)"},"content":{"rendered":"<p>1 Methodenblick<\/p>\n<p>Nach dem Mikrowellenaufschluss wird die Probenl\u00f6sung in den Graphitrohrofen des Atomabsorptionsspektrometers injiziert. Nach der elektrothermischen Atomisierung absorbiert sie die Resonanzlinie bei 283,3 nm. Innerhalb eines bestimmten Konzentrationsbereichs ist die Absorption proportional zum Bleigehalt; die Quantifizierung erfolgt durch Vergleich mit einer Standardreihe.<\/p>\n<p>2 Anwendungsbereich<\/p>\n<p>Diese Methode eignet sich zur Bestimmung von Blei in Graphitpulver.<\/p>\n<p>3 Referenzbasis<\/p>\n<p>GB\/T 24533-2009<\/p>\n<p>4 Instrumente und Reagenzien<\/p>\n<p>4.1 Instrumente und Ausr\u00fcstung<\/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>Bleihohlkathodenlampe<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>Argon<\/td>\n<td>1 Zylinder<\/td>\n<td>Reinheit \u226599,99 %<\/td>\n<td>\u2014<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>Zirkulierendes K\u00fchlwassersystem<\/td>\n<td>1 Satz<\/td>\n<td>Nennf\u00f6rdermenge der Pumpe: 3,5 l\/min<\/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. Following electrothermal atomization, it absorbs the resonance line at 283.3 nm. Within a certain concentration range, the absorbance 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":5062,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[81,36],"tags":[],"class_list":["post-5201","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\/5201","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=5201"}],"version-history":[{"count":1,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/posts\/5201\/revisions"}],"predecessor-version":[{"id":5202,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/posts\/5201\/revisions\/5202"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/media\/5062"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/media?parent=5201"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/categories?post=5201"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/tags?post=5201"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}