China 'GB/T 23278.5-2009
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 23278.5-2009
Methods for chemical analysis of sodium stannate - Part 5: Determination of antimony content - Malachite green photometric method 锡酸钠化学分析方法 第5部分:锑量的测定 孔雀绿分光光度法
Issued Date:2009-01-05
Implemented Date:2009-11-01
Issued by:
The Standardization Administration of the People's Republic of China