{"id":4891,"date":"2026-08-13T14:21:09","date_gmt":"2026-08-13T06:21:09","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=4891"},"modified":"2026-08-13T14:21:09","modified_gmt":"2026-08-13T06:21:09","slug":"%e3%80%8adetermination-of-chromium-in-surface-coatings-of-wheel-hubs-flame-atomic-absorption-spectrometry%e3%80%8bcontent-summary","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/es\/applications\/%e3%80%8adetermination-of-chromium-in-surface-coatings-of-wheel-hubs-flame-atomic-absorption-spectrometry%e3%80%8bcontent-summary","title":{"rendered":"Resumen del contenido de \u00abDeterminaci\u00f3n de cromo en recubrimientos superficiales de cubos de rueda (espectrometr\u00eda de absorci\u00f3n at\u00f3mica de llama)\u00bb"},"content":{"rendered":"<h1>1 Descripci\u00f3n general del m\u00e9todo<\/h1>\n<p>El cubo de la rueda se limpia minuciosamente con agua ultrapura y se seca al aire. Se utiliza una esp\u00e1tula para eliminar la capa superior, la capa intermedia y la imprimaci\u00f3n de la superficie. Tras la digesti\u00f3n por microondas, la concentraci\u00f3n de cromo se determina mediante espectrometr\u00eda de absorci\u00f3n at\u00f3mica de llama a una longitud de onda de 357,9 nm.<\/p>\n<h1>2 \u00c1mbito de aplicaci\u00f3n<\/h1>\n<p>Determinaci\u00f3n de cromo en recubrimientos superficiales de cubos de rueda<\/p>\n<h1>3 Est\u00e1ndar de Referencia<\/h1>\n<p>IEC 62312<\/p>\n<h1>4. Instrumentos y reactivos<\/h1>\n<h2>4.1 Instrumentos y equipos<\/h2>\n<h3>4.1.1 Instrumentos anal\u00edticos<\/h3>\n<p>hoja<\/p>\n<table>\n<thead>\n<tr>\n<th>\u00a1No! No!<\/th>\n<th>Nombre<\/th>\n<th>Cantidad<\/th>\n<th>Requisitos t\u00e9cnicos<\/th>\n<th>Accesorios<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1<\/td>\n<td>Espectrofot\u00f3metro de absorci\u00f3n at\u00f3mica de llama<\/td>\n<td>1 conjunto<\/td>\n<td>\u2014<\/td>\n<td>L\u00e1mpara cat\u00f3dica hueca de cromo<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>Cilindro de gas acetileno<\/td>\n<td>1 cilindro<\/td>\n<td>Pureza \u2265 99,99%<\/td>\n<td>\u2014<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>Compresor de aire<\/td>\n<td>1 unidad<\/td>\n<td>Presi\u00f3n nominal de escape: 0,3 MPa<\/td>\n<td>\u2014<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<p>1 Method Overview The wheel hub is thoroughly cleaned with ultrapure water and air-dried. A scraper is used to remove the topcoat, intermediate coating and primer on the surface. After microwave digestion, the concentration of chromium is determined by flame atomic absorption spectrometry at a wavelength of 357.9 nm. 2 Scope of Application Determination of [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":4892,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[36],"tags":[],"class_list":["post-4891","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-applications"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.pgeneral.com\/es\/wp-json\/wp\/v2\/posts\/4891","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=4891"}],"version-history":[{"count":1,"href":"https:\/\/www.pgeneral.com\/es\/wp-json\/wp\/v2\/posts\/4891\/revisions"}],"predecessor-version":[{"id":4893,"href":"https:\/\/www.pgeneral.com\/es\/wp-json\/wp\/v2\/posts\/4891\/revisions\/4893"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/es\/wp-json\/wp\/v2\/media\/4892"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/es\/wp-json\/wp\/v2\/media?parent=4891"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/es\/wp-json\/wp\/v2\/categories?post=4891"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/es\/wp-json\/wp\/v2\/tags?post=4891"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}