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China Gems - Testing GB Standards Search Result

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 .
       
GB/T 36129-2018
Gems testing—Cathode luminescence image method
珠宝玉石鉴定 阴极发光图像法 - 中英文版
GB/T 16553-2017
Gems—Testing
珠宝玉石 鉴定 - 中英文版
GB/T 16553-2010
Gems - Testing
珠宝玉石 鉴定 - 中英文版

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