China Paper-determination GB Standards Search Result |
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GB/T 12910-1991 Paper and board--Determination of titanium dioxide - 英文版 |
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GB/T 11895-1989 Water quality--Determination of benzo(a)-pyrene--Acetylated paper chromatography with fluorescence spectrophotometric method - 英文版 |
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GB/T 8971-1988 Air quality--Determination of benzo(a) pyrene in flying bust--Acetylated paper chromatography fluorescence spectrophotometric method - 英文版 |
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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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