China 'GB/T 15249.2-2009
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 15249.2-2009
Methods for chemical analysis of crude gold - Part 2: Determination of silver content - Fire assay gravimetric and EDTA titrimetric methods 合质金化学分析方法 第2部分:银量的测定 火试金重量法和EDTA滴定法
Issued Date:2009-05-06
Implemented Date:2009-10-01
Issued by:
The Standardization Administration of the People's Republic of China