{"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\/fr\/applications\/determination-of-lead-in-soil-by-graphite-furnace-atomic-absorption-spectrometry-2\/","title":{"rendered":"D\u00e9termination du plomb dans le sol par spectrom\u00e9trie d'absorption atomique au four \u00e0 graphite"},"content":{"rendered":"<ol>\n<li>Aper\u00e7u de la m\u00e9thode<\/li>\n<\/ol>\n<p>La m\u00e9thode de digestion compl\u00e8te par acide chlorhydrique-acide nitrique-acide fluorhydrique-acide perchlorique est adopt\u00e9e pour d\u00e9truire compl\u00e8tement le r\u00e9seau min\u00e9ral du sol, de sorte que tous les \u00e9l\u00e9ments \u00e0 mesurer dans l'\u00e9chantillon entrent dans la solution d'essai. Ensuite, la solution d'essai est inject\u00e9e dans le four \u00e0 graphite. Gr\u00e2ce aux programmes de s\u00e9chage, de cendres, d'atomisation et d'autres programmes de chauffage pr\u00e9d\u00e9finis, les composants de la matrice coexistants sont \u00e9vapor\u00e9s et retir\u00e9s. Dans le m\u00eame temps, sous la temp\u00e9rature \u00e9lev\u00e9e dans l'\u00e9tape d'atomisation, les compos\u00e9s de plomb sont dissoci\u00e9s en vapeur atomique, ce qui produit une absorption s\u00e9lective des lignes spectrales caract\u00e9ristiques \u00e9mises par la lampe cathodique creuse. Dans les conditions de d\u00e9termination optimales choisies, l'absorbance de plomb dans la solution d'essai est d\u00e9termin\u00e9e par correction de fond.<\/p>\n<ol start=\"2\">\n<li>Champ d'application<\/li>\n<\/ol>\n<p>Determination of Lead in Soil<\/p>\n<ol start=\"3\">\n<li>R\u00e9f\u00e9rences<\/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>Spectrophotom\u00e8tre d'absorption atomique de four \u00e0 graphite (lampe cathodique creuse au plomb)<\/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\/fr\/wp-json\/wp\/v2\/posts\/4549","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/comments?post=4549"}],"version-history":[{"count":1,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/posts\/4549\/revisions"}],"predecessor-version":[{"id":4550,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/posts\/4549\/revisions\/4550"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/media?parent=4549"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/categories?post=4549"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/tags?post=4549"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}