China 'GB/T 6150.4-2008
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 6150.4-2008
Methods for chemical analysis of tungsten concentrates - Determination of sulfur content - The high frequency-infrared absorption method 钨精矿化学分析方法 硫量的测定 高频红外吸收法
Issued Date:2008-03-31
Implemented Date:2008-09-01
Issued by:
The Standardization Administration of the People's Republic of China
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