China Gold alloy jewellery GB Standards Search Result |
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1. Ready translated GB standards  and Chinese version GB Standards, you can purchase directly in the web page; After receive your payment, we will send the GB Standards PDF file to your Email within
1~3 days.
2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days . |
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GB/T 28016-2011 Gold alloy jewellery - Determination of gold - Gravimetric method 金合金首饰 金含量的测定 重量法 - 英文版 |
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GB/T 9288-2006 Gold jewellery alloys - Determination of gold - Cupellation method (fire assay) 金合金首饰 金含量的测定 灰吹法(火试金法) - 英文版 |
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