GB/T 6150.13-2008
China national
standard english version:
GB
中华人民共和国国家标准
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 6150.13-2008
Methods for chemical analysis of tungsten concentrates - Determination of arsenic content - Hydride reduction atomic absorption spectrometry and the silver diethyldithiocarbamate(DDTC-Ag) photometry 钨精矿化学分析方法 砷量的测定 氢化物原子吸收光谱法和DDTC-Ag分光光度法
Issued Date:2008-06-17
Implemented Date:2008-12-01
Issued by:
The Standardization Administration of the People's Republic of China