{"id":5201,"date":"2026-09-10T16:20:53","date_gmt":"2026-09-10T08:20:53","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=5201"},"modified":"2026-09-10T16:20:53","modified_gmt":"2026-09-10T08:20:53","slug":"determination-of-lead-in-graphite-powder-graphite-furnace-atomic-absorption-spectrometry-2","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/id\/applications\/determination-of-lead-in-graphite-powder-graphite-furnace-atomic-absorption-spectrometry-2","title":{"rendered":"Penentuan Timbal dalam Bubuk Grafit (Spektrometri Penyerapan Atom Tungku Grafit)"},"content":{"rendered":"<p>1 Gambaran Umum Metode<\/p>\n<p>Setelah pencernaan menggunakan gelombang mikro, larutan sampel disuntikkan ke dalam tungku grafit spektrofotometer serapan atom. Setelah atomisasi elektrotermal, larutan tersebut menyerap garis resonansi pada 283,3 nm. Dalam rentang konsentrasi tertentu, absorbansi berbanding lurus dengan kandungan timbal, dan kuantifikasi dilakukan dengan membandingkannya dengan seri standar.<\/p>\n<p>2. Ruang Lingkup Penerapan<\/p>\n<p>Metode ini dapat diterapkan untuk penentuan kadar timbal dalam bubuk grafit.<\/p>\n<p>3. Dasar Referensi<\/p>\n<p>GB\/T 24533-2009<\/p>\n<p>4 Instrumen dan Reagen<\/p>\n<p>4.1 Instrumen dan Peralatan<\/p>\n<p>4.1.1 Instrumen Pengujian<\/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 Tungku Grafit<\/td>\n<td>1 set<\/td>\n<td>\u2014<\/td>\n<td>Lampu Katoda Berongga Timbal<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>Argon<\/td>\n<td>1 silinder<\/td>\n<td>Kemurnian \u226599,99%<\/td>\n<td>\u2014<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>Sistem Air Pendinginan Bersirkulasi<\/td>\n<td>1 set<\/td>\n<td>Laju aliran pompa terukur: 3,5 L\/menit<\/td>\n<td>\u2014<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<p>1 Method Overview After microwave digestion, the sample solution is injected into the graphite furnace of the atomic absorption spectrophotometer. Following electrothermal atomization, it absorbs the resonance line at 283.3 nm. Within a certain concentration range, the absorbance is proportional to the lead content, and quantification is performed by comparison with the standard series. 2 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":5062,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[81,36],"tags":[],"class_list":["post-5201","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-petrochemical-and-chemical","category-applications"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/posts\/5201","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=5201"}],"version-history":[{"count":1,"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/posts\/5201\/revisions"}],"predecessor-version":[{"id":5202,"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/posts\/5201\/revisions\/5202"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/media\/5062"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/media?parent=5201"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/categories?post=5201"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/tags?post=5201"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}