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International Standard Category: Other non-ferrous metals and their alloys

GB/T 6150.16-2009    Methods for chemical analysis of tungsten concentrates—Determination of iron content—The sulfosalicylic acid spectrophotometry
钨精矿化学分析方法 铁量的测定 磺基水杨酸分光光度法;
Category No.:77.120.99 Valid Status:valid
Issued Organization:AQSIQ, SAC Issued Date:2009-10-30
Implemented Date:2010-6-1 Abolished Date:
Superseded Standard.: Superseded Date:
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