Methods for chemical analysis of tin—Part 3:Determination of bismuth content—KI photometric method and flame atomic absorption spectrometric method
全国有色金属标准化技术委员会(SAC/TC 243)
GB/T 3260的本部分规定了锡中铋量的碘化钾分光光度法和火焰原子吸收光谱法测定方法。本部分适用于锡中铋量的测定。方法1测定范围为0.000 50％～0.200％；方法2测定范围为0.000 30％～0.200％。
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