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Standard Insuued on: 2007-11

GB/T 21198.1-2007    Determination of precious metals in precious metals jewellery alloys—Method using ICP spectrometry—Part 1:Platinum jewellery alloys—Determination of platinum—Method using a solution
贵金属合金首饰中贵金属含量的测定ICP光谱法第1部分:铂合金首饰铂含量的测定采用钇为内标
Category No.:GB Valid Status:superseded
Issued Organization:AQSIQ, SAC Issued Date:2007-11-12
Implemented Date:2008-7-1 Abolished Date:
Superseded Standard.:GB/T 38130-2019
Superseded Date:2020-5-1
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