{"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\/es\/applications\/determination-of-lead-in-soil-by-graphite-furnace-atomic-absorption-spectrometry-2\/","title":{"rendered":"Determinaci\u00f3n del plomo en el suelo mediante espectrometr\u00eda de absorci\u00f3n at\u00f3mica en horno de grafito"},"content":{"rendered":"<ol>\n<li>Descripci\u00f3n general del m\u00e9todo<\/li>\n<\/ol>\n<p>Se adopta el m\u00e9todo de digesti\u00f3ncompleta con \u00e1cido clorh\u00eddrico-\u00e1cido n\u00edtrico-\u00e1cido fl\u00faorihidro-\u00e1cido percl\u00f3rico paradestruir completamente la red mineral del suelo, de modo que todos los elementos a medir en lamuestra entren en la soluci\u00f3n de ensayo. A continuaci\u00f3n, la soluci\u00f3n de ensayo se inyecta en el horno de grafito. A trav\u00e9s de los programas de secado, ceniza, atomizaci\u00f3n y otros programas de calentamiento preestablecidos, los componentes de la matriz coexistentes se evaporan y eliminan. Al mismo tiempo, bajo la alta temperatura en la etapa de atomizaci\u00f3n, los compuestos de plomo se disocian en vapor at\u00f3mico, lo que produce la absorci\u00f3n selectiva de las l\u00edneas espectrales caracter\u00edsticas emitidas por la l\u00e1mpara cat\u00f3dica hueca. Bajo las condiciones de determinaci\u00f3n \u00f3ptimas seleccionadas, la absorbancia de plomo en la soluci\u00f3n de ensayo se determina mediante correcci\u00f3n de fondo.<\/p>\n<ol start=\"2\">\n<li>\u00c1mbito de aplicaci\u00f3n<\/li>\n<\/ol>\n<p>Determination of Lead in Soil<\/p>\n<ol start=\"3\">\n<li>Referencias<\/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>Espectrofot\u00f3metro de absorci\u00f3n at\u00f3mica del horno de grafito (l\u00e1mpara de c\u00e1todo hueco de plomo)<\/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\/es\/wp-json\/wp\/v2\/posts\/4549","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pgeneral.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pgeneral.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/es\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/es\/wp-json\/wp\/v2\/comments?post=4549"}],"version-history":[{"count":1,"href":"https:\/\/www.pgeneral.com\/es\/wp-json\/wp\/v2\/posts\/4549\/revisions"}],"predecessor-version":[{"id":4550,"href":"https:\/\/www.pgeneral.com\/es\/wp-json\/wp\/v2\/posts\/4549\/revisions\/4550"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/es\/wp-json\/wp\/v2\/media?parent=4549"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/es\/wp-json\/wp\/v2\/categories?post=4549"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/es\/wp-json\/wp\/v2\/tags?post=4549"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}