{"id":4473,"date":"2026-03-16T10:21:53","date_gmt":"2026-03-16T02:21:53","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=4473"},"modified":"2026-03-16T10:21:53","modified_gmt":"2026-03-16T02:21:53","slug":"a500-zeeman-atomic-absorption-spectrophotometer-application-case-determination-of-gold-content-in-gold-ore","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/fr\/applications\/petrochemical-and-chemical\/a500-zeeman-atomic-absorption-spectrophotometer-application-case-determination-of-gold-content-in-gold-ore","title":{"rendered":"Cas d'application du spectrophotom\u00e8tre d'absorption atomique A500 Zeeman \u2014 D\u00e9termination de la teneur en or dans le minerai d'or"},"content":{"rendered":"<p>La d\u00e9termination pr\u00e9cise de la teneur en or dans le minerai d'or est une proc\u00e9dure cl\u00e9 pour l'exploration des ressources en or, l'optimisation des processus de b\u00e9n\u00e9fication et de m\u00e9tallurgie et l'\u00e9valuation de la valeur \u00e9conomique. Avec l'\u00e9puisement progressif des ressources en minerai d'or faciles \u00e0 traiter, la proportion de minerais d'or r\u00e9fractaires complexes (tels que les minerais \u00e0 forte teneur en silice, \u00e0 forte teneur en carbone et \u00e0 diffusion micro-fine) dans l'analyse a consid\u00e9rablement augment\u00e9, ce qui impose des exigences plus \u00e9lev\u00e9es en mati\u00e8re d'adaptabilit\u00e9, de pr\u00e9cision et d'efficacit\u00e9 des m\u00e9thodes d'analyse.<\/p>\n<p>Conform\u00e9ment \u00e0 GB\/T 29509.1-2025 M\u00e9thodes d'analyse chimique pour le carbone charg\u00e9 d'or - Partie 1: D\u00e9termination des teneurs en or et en argent, le spectrophotom\u00e8tre d'absorption atomique A500 Zeeman a \u00e9t\u00e9 adopt\u00e9 dans ce document. En raison de son excellent pouvoir de correction de fond et de sa stabilit\u00e9 exceptionnelle, une validation de la m\u00e9thode pour la d\u00e9termination de la teneur en or dans le minerai d'or a \u00e9t\u00e9 effectu\u00e9e.<\/p>\n<ol>\n<li>Instruments et r\u00e9actifs<\/li>\n<\/ol>\n<p>Instruments: Spectrophotom\u00e8tre d'absorption atomique A500 Zeeman Flame<\/p>\n<p>R\u00e9actifs: acide chlorhydrique, acide nitrique<\/p>\n<p>Mat\u00e9riel de r\u00e9f\u00e9rence: GSB04-1715-2004 Gold Standard Solution<\/p>\n<p>Mat\u00e9riel de r\u00e9f\u00e9rence certifi\u00e9:GBW(E)070069 Mat\u00e9riel de r\u00e9f\u00e9rence certifi\u00e9 de minerai d'or<\/p>","protected":false},"excerpt":{"rendered":"<p>Accurate determination of gold content in gold ore is a key procedure for gold resource exploration, beneficiation and metallurgy process optimization, and economic value evaluation. With the gradual depletion of easy-to-process gold ore resources, the proportion of complex refractory gold ores (such as high-silica, high-carbon, and micro-fine disseminated ores) in analysis has increased significantly, which [&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":[81],"tags":[],"class_list":["post-4473","post","type-post","status-publish","format-standard","hentry","category-petrochemical-and-chemical"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/posts\/4473","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=4473"}],"version-history":[{"count":0,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/posts\/4473\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/media?parent=4473"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/categories?post=4473"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/fr\/wp-json\/wp\/v2\/tags?post=4473"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}