Standard Number: YS/T 1462.4-2021(YS/T1462.4-2021)
Chinese:粗锡化学分析方法 第4部分：铋含量的测定 火焰原子吸收光谱法和Na2EDTA滴定法
English:Methods of chemical analysis of crude tin Part 4: Determination of bismuth content Flame atomic absorption spectrometry and titration with Na2EDTA
Effective Date:2022-04-01
Standard Applicability:This document applies to the determination of bismuth content in crude tin. Determination range of Method 1: 0.020% to 4.00%; Determination range of Method 2: >4.00% to 10.00%.
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