Cart:
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 21198.2-2007 |
Determination of precious metals in precious metals jewellery alloys - Method using ICP spectrometry - Part 2：Platinum jewellery alloys - Determination of platinum - Method using the intensity ratios of all minor constituents with reference to platinum 贵金属合金首饰中贵金属含量的测定 ICP光谱法 第2部分：铂合金首饰 铂含量的测定 采用所有微量元素与铂强度比值法 |
China National Standards Platinum jewellery alloys |
 English PDF |
| 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 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 |
China National Standards Platinum jewellery alloys |
English PDF |
| GB/T 19720-2005 |
Platinum jewellery alloys-Determination of platinum and palladium-Gravimetric method after precipitation of diammonium hexachloroplatinate and dimethylglyoxime 铂合金首饰 铂、钯含量的测定 氯铂酸铵重量法 丁二酮肟重量法 |
China National Standards Platinum jewellery alloys |
English PDF |
| Find out:3Items | To Page of: First -Previous-Next -Last | 1 |
+86-755-25831330
