China 'GB/T 8151.1-2012
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
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
Issued Date:2012-12-31
Implemented Date:2013-10-01
Issued by:
The Standardization Administration of the People's Republic of China
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