{"id":4475,"date":"2026-03-16T10:22:51","date_gmt":"2026-03-16T02:22:51","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=4475"},"modified":"2026-03-16T10:22:51","modified_gmt":"2026-03-16T02:22:51","slug":"application-case-of-a500-zeeman-atomic-absorption-spectrophotometer-determination-of-sodium-content-in-methanol","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/id\/applications\/petrochemical-and-chemical\/application-case-of-a500-zeeman-atomic-absorption-spectrophotometer-determination-of-sodium-content-in-methanol","title":{"rendered":"Kasus Aplikasi A500 Zeeman Atomic Absorption Spectrophotometer: Penentuan Kandungan Natrium dalam Methanol"},"content":{"rendered":"<p>Selama produksi metanol, pemantauan dan kontrol kandungan natrium memainkan peran kunci dalam memastikan kualitas produk. Sebagai unsur logam yang mudah diionisasi, natrium, bahkan hadir pada tingkat jejak dalam metanol, dapat memberikan efek buruk yang signifikan pada penyimpanan, transportasi, pengolahan selanjutnya, dan kinerja produk akhir.<\/p>\n<p>Untuk tujuan ini, metode pengenceran air langsung diadopsi untuk praperawatan sampel metanol dalam penelitian ini. Kandungan natrium ditentukan menggunakan spektrofotometer penyerapan atom yang dilengkapi dengan koreksi latar belakang Zeeman pada garis sensitif sekunder 330,2 nm, sehingga memastikan akurasi hasil uji dan memenuhi persyaratan kontrol kualitas.<\/p>\n<ol>\n<li>Instrumen dan reagen<\/li>\n<\/ol>\n<p>Instrumen: A500G Zeeman Graphite Oven Spektrofotometer Penyerapan Atom<\/p>\n<p>Reagen: Air<\/p>\n<p>Bahan Referensi: GSB 04-1738-2004 Solusi Standar Unsur Tunggal Natrium<\/p>","protected":false},"excerpt":{"rendered":"<p>During the production of methanol, the monitoring and control of sodium content play a key role in ensuring product quality. As an easily ionized metal element, sodium, even present at trace levels in methanol, may exert significant adverse effects on its storage, transportation, subsequent processing, and final product performance. For this purpose, a direct water [&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-4475","post","type-post","status-publish","format-standard","hentry","category-petrochemical-and-chemical"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/posts\/4475","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=4475"}],"version-history":[{"count":0,"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/posts\/4475\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/media?parent=4475"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/categories?post=4475"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/id\/wp-json\/wp\/v2\/tags?post=4475"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}