GB/T 17418.6

Methods for analysis of noble metals in geochemical samples - Part 6: Determination of platinum, palladium and gold content - Preconcentration by fire assay - emission spectrometry

地球化学样品中贵金属分析方法 第6部分：铂量、钯量和金量的测定 火试金富集-发射光谱法