Methods for chemical analysis of copper concentrates—Part 14:Determinnation of gold and silver—Fire assay gravimetric and flame atomic absorption spectrmetric method
IDT ISO 10378:2005
全国有色金属标准化技术委员会(SAC/TC 243)
GB/T 3884的本部分规定了硫化铜精矿中金、银含量的测定方法——火试金重量法和火焰原子吸收光谱法。
本部分适用于铜含量为15%～60%的硫化铜精矿中金量和银量的测定。测定范围为Au 0.5 g/t～300.0 g/t，Ag 25 g/t～1 500 g/t。
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