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International Standard Category: Lead, zinc, tin and their alloys

GB/T 8151.1-2012    Methods for chemical analysis of zinc concentrates—Part 1:Determination of zinc content—Precipitate separation-Na2EDTA titrimetric method and extractive separation-Na2EDTA titrimetric method
锌精矿化学分析方法 第1部分:锌量的测定 沉淀分离Na2EDTA滴定法和萃取分离Na2EDTA滴定法 ;
Category No.:77.120.60 Valid Status:valid
Issued Organization:AQSIQ, SAC Issued Date:2012-12-31
Implemented Date:2013-10-1 Abolished Date:
Superseded Standard.: Superseded Date:
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