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  4. Standard "GB/T 21198.1-2007"
WITHDRAWN GB/T 21198.1-2007 12.11.2007 preview

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 with yttrium as internal standard element

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STANDARD published on 12.11.2007


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398.80 USD

The information about the standard:

Designation standards: GB/T 21198.1-2007
Note: WITHDRAWN
Publication date standards: 12.11.2007
SKU: NS-875442
Country: Chinese technical standard
Category: Technical standards GB

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