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Chinese Standard: GB/T 15249.1-2009

Methods for chemical analysis of crude gold—Part 1:Determination of gold content—Fire assay gravimetric method

全国金融标准化技术委员会(SAC/TC 180)

GB/T 15249的本部分规定了合质金中金量的测定方法。
本部分适用于合质金(矿金、冶炼粗金产品和回收金等)中金量的测定。测定金的质量分数范围:30.00%~99.90%。
当试样中含有影响火试金重量法测量准确性的干扰元素(如铱、钯、铂、铑、钌和锇等),本部分将不适用。

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