China 1-Vinyl-2-pyrrolidin 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
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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 33070-2016 1-Vinyl-2-pyrrolidinone homopolymer for industrial use 工业用聚N-乙烯基吡咯烷酮 - 英文版 |
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GB/T 33069-2016 Determination of 1-vinyl-2-pyrrolidinone homopolymer for industrial use 工业用聚N-乙烯基吡咯烷酮检测方法 - 英文版 |
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