China 'GB/T 8152.1-2006
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 8152.1-2006
Methods for chemical analysis of lead concentrates―Determination of lead content―EDTA titration method after acid digestion 铅精矿化学分析方法 铅量的测定 酸溶解-EDTA滴定法
Issued Date:2006-08-24
Implemented Date:2007-02-01
Issued by:
The Standardization Administration of the People's Republic of China