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Keyword:
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| QB/T 1135-2006 |
Jewellery. Measurement of gold and silver coating tickness. X-ray fluorescence spectrometric methods 首饰 金、银覆盖层厚度的测定 X射线荧光光谱法 |
China Light Industry
Standards tickness |
 English PDF |
| QB 1132-2005 |
Jewellery-the provision of silver coatings tickness 首饰 银覆盖层厚度的规定 |
China Light Industry
Standards tickness |
English PDF |
| QB 1131-2005 |
Jewellery-the provision of gold coatings tickness 首饰 金覆盖层厚度的规定 |
China Light Industry
Standards tickness |
English PDF |
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