安達(dá)有色金屬

        Anda Nonferrous Metals

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        Anda Nonferrous Metals

        Tungstosilicic acid hydrate

        Chemically pure (CP grade)
        Industrial grade
        WO3≥84%
        WO3≥84%
        SiO2 1.8-2.3%
        SiO2 1.7-2.4%
        Water insoluble matter≤0.02%
         
        Chloride (CI)﹤0.03%
         
        Sulphate(SO4)≤0.02%
         
        Nitrate(NO3)≤0.02%
         
        Heavy metals(Pb)≤0.005%
         

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