{"id":4549,"date":"2026-04-09T14:33:22","date_gmt":"2026-04-09T06:33:22","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=4549"},"modified":"2026-04-09T14:33:22","modified_gmt":"2026-04-09T06:33:22","slug":"determination-of-lead-in-soil-by-graphite-furnace-atomic-absorption-spectrometry-2","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/de\/applications\/determination-of-lead-in-soil-by-graphite-furnace-atomic-absorption-spectrometry-2\/","title":{"rendered":"Bestimmung von Blei im Boden durch Graphitofen-Atomabsorptionsspektrometrie"},"content":{"rendered":"<ol>\n<li>Methodenblick<\/li>\n<\/ol>\n<p>Die Methode der vollst\u00e4ndigen Verdauung mit Salzs\u00e4ure-Salpeters\u00e4ure-Flusss\u00e4ure-Perchlors\u00e4ure wird verwendet, um das Mineralgitter des Bodens vollst\u00e4ndig zu zerst\u00f6ren, so dass alle in der Probe zu messenden Elemente in die Testl\u00f6sung gelangen. Anschlie\u00dfend wird die Testl\u00f6sung in den Graphitofen eingespritzt. Durch die vorgegebenen Trocknungs-, Aschen-, Zerst\u00e4ubungs- und sonstigen Heizprogramme werden die koexistierenden Matrixkomponenten verdampft und entfernt. Gleichzeitig werden unter der hohen Temperatur in der Zerst\u00e4ubungsstufe die Bleivindungen zu Atomdampf dissoziiert, der eine selektive Absorption der charakteristischen Spektrallinien erzeugt, die von der Hohlkathodenlampe emittiert werden. Unter den gew\u00e4hlten optimalen Bestimmungsbedingungen wird die Blei-Absorbenz in der Testl\u00f6sung durch Hintergrundkorrektur bestimmt.<\/p>\n<ol start=\"2\">\n<li>Anwendungsbereich<\/li>\n<\/ol>\n<p>Determination of Lead in Soil<\/p>\n<ol start=\"3\">\n<li>Referenzen<\/li>\n<\/ol>\n<p>Digestion Methods: GB\/T 17141-1997; HJ 832-2017<\/p>\n<ol start=\"4\">\n<li>Detection Instruments<\/li>\n<\/ol>\n<p>Graphitofen Atomabsorption Spektrophotometer (Blei Hohlkathodenlampe)<\/p>","protected":false},"excerpt":{"rendered":"<p>Method Overview The method of complete digestion with hydrochloric acid-nitric acid-hydrofluoric acid-perchloric acid is adopted to completely destroy the mineral lattice of the soil, so that the elements to be measured in the sample all enter the test solution. Then, the test solution is injected into the graphite furnace. Through the preset drying, ashing, atomization [&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":[36,75],"tags":[],"class_list":["post-4549","post","type-post","status-publish","format-standard","hentry","category-applications","category-environment"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/posts\/4549","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=4549"}],"version-history":[{"count":1,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/posts\/4549\/revisions"}],"predecessor-version":[{"id":4550,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/posts\/4549\/revisions\/4550"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/media?parent=4549"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/categories?post=4549"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/de\/wp-json\/wp\/v2\/tags?post=4549"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}