Taiwan Provincial Standard of the People's Republic of China
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CNS 12536-1989
Scope
This standard specifies the analysis method of the chemical composition (iron, molybdenum, non-volatile matter, oxygen, total carbon content, free carbon) of tungsten powder and tungsten carbide powder.
CNS 12536-1989 history
1989CNS 12536-1989 Methods of Chemical Analysis for Tungsten Powder and Tungsten Carbide Powder