Methods for chemical analysis of tungsten—Part 6:Determination of iron content—1,10-phenanthroline spectrophotometry
全国有色金属标准化技术委员会(SAC/TC 243)
GB/T 4324的本部分规定了钨中铁量的测定方法。
本部分适用于钨粉、钨条、三氧化钨、蓝钨、紫钨、钨酸、偏钨酸铵、仲钨酸铵及碳化物中铁量的测定，测定范围为0.000 5%～0.10%。
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