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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 19720-2024 |
Jewelry and precious metals - Determination of palladium content - dimethylglyoxime gravimetric method {译} 首饰和贵金属-铂、钯含量的测定-氯化铵重量法和丁二酮肟重量法 |
China National Standards Jewelry precious metals |
 English PDF |
| GB/T 20478-2024 |
Jewelry and precious metals - Determination of platinum and palladium content - Ammonium chloride gravimetric method and dimethylglyoxime gravimetric method {译} 植物检疫术语 |
China National Standards Jewelry precious metals |
English PDF |
| GB/T 43569-2023 |
Jewelry and Precious Metals Sampling of Precious Metals and Their Alloys {译} 首饰和贵金属 贵金属及其合金的取样 |
China National Standards Jewelry precious metals |
English PDF |
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