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International Standard Category: Copper and copper alloys

YS/T 990.14-2014    Methods for chemical analysis of copper matte—Part 14:Determination of zinc content—Atomic absorption spectrmetry and Na2EDTA titration methods
冰铜化学分析方法 第14部分:锌量的测定 原子吸收光谱法和Na2EDTA滴定法 ;
Category No.:77.120.30 Valid Status:valid
Issued Organization:MIIT Issued Date:2014-10-14
Implemented Date:2015-4-1 Abolished Date:
Superseded Standard.: Superseded Date:
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