China Determination of tal GB Standards Search Result |
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1. Ready translated GB standards ![]() 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 3654.1-1983 Methods for chemical analysis of ferroniobium--The paper chromatograph-gravimetric method for the determination of niobium and tantalum content - 英文版 |
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GB/T 3489-1983 Hardmetals--Metallographic determination of porosity and uncombined carbon - 英文版 |
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GB/T 3145-1982 Benzene--Determination of crystallizing point - 英文版 |
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