China 'GB/T 1819.14-2006
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 1819.14-2006
Methods for chemical analysis of tin concentrates―Determination of copper content―Flame atomic absorption spectrometric method 锡精矿化学分析方法 铜量的测定 火焰原子吸收光谱法
Issued Date:2006-08-24
Implemented Date:2007-02-01
Issued by:
The Standardization Administration of the People's Republic of China