Methods for chemical analysis of stannic oxide—Part 4:Determination of lead and copper content—Flame atomic absorption spectrometric method
全国有色金属标准化技术委员会
GB/T 23274的本部分规定了二氧化锡中铅、铜含量的测定方法。
本部分适用于二氧化锡中铅、铜含量的测定,测定范围为铅0.005 0%～0.060%，铜0.000 50%～0.020%。
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