{"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\/id\/applications\/%e3%80%8adetermination-of-chromium-in-surface-coatings-of-wheel-hubs-flame-atomic-absorption-spectrometry%e3%80%8bcontent-summary","title":{"rendered":"\u300aPenentuan Kromium dalam Lapisan Permukaan Hub Roda (Spektrometri Serapan Atom Nyala)\u300bRingkasan Isi"},"content":{"rendered":"<h1>1 Gambaran Umum Metode<\/h1>\n<p>Hub roda dibersihkan secara menyeluruh dengan air ultra murni dan dikeringkan dengan udara. Sebuah alat pengikis digunakan untuk menghilangkan lapisan atas, lapisan perantara, dan lapisan dasar pada permukaan. Setelah pencernaan dengan gelombang mikro, konsentrasi kromium ditentukan dengan spektrometri serapan atom nyala pada panjang gelombang 357,9 nm.<\/p>\n<h1>2. Ruang Lingkup Penerapan<\/h1>\n<p>Penentuan kadar kromium dalam lapisan permukaan hub roda.<\/p>\n<h1>3 Standar Referensi<\/h1>\n<p>IEC 62312<\/p>\n<h1>4 Instrumen dan Reagen<\/h1>\n<h2>4.1 Instrumen dan Peralatan<\/h2>\n<h3>4.1.1 Instrumen Analitik<\/h3>\n<p>lembaran<\/p>\n<table>\n<thead>\n<tr>\n<th>Tidak, tidak.<\/th>\n<th>Nama<\/th>\n<th>Kuantitas<\/th>\n<th>Persyaratan Teknis<\/th>\n<th>Aksesoris<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1<\/td>\n<td>Spektrofotometer Penyerapan Atom Api<\/td>\n<td>1 set<\/td>\n<td>\u2014<\/td>\n<td>Lampu Katoda Hollow Kromium<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>Tabung Gas Asetilena<\/td>\n<td>1 silinder<\/td>\n<td>Kemurnian \u2265 99,99%<\/td>\n<td>\u2014<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>Kompresor Udara<\/td>\n<td>1 unit<\/td>\n<td>Tekanan knalpot nominal: 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\/id\/wp-json\/wp\/v2\/posts\/4891","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/comments?post=4891"}],"version-history":[{"count":1,"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/posts\/4891\/revisions"}],"predecessor-version":[{"id":4893,"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/posts\/4891\/revisions\/4893"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/media\/4892"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/media?parent=4891"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/categories?post=4891"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/tags?post=4891"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}