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      3. 安達有色金屬

        Anda Nonferrous Metals

        PRODUCTS

        Anda Nonferrous Metals

        Phosphotungstic acid

        AR (AR grade)
        Chemically pure (CP grade)
        Insolubles: 0.02
        Insolubles:0.02
        Chloride: (c1) 0.03
        Chloride: 0.03
        Nitrate:(NO3) 0.01
        Nitrate:0.01
        Ammonium salt: (NH4) 0.02
        Salt:0.02
        Sulfate: (SO4) 0.02
        Sulfate:0.02
        Sodium: (Na) qualified
        Iron:0.002
        Calcium:(Ca) qualified
        Heavy metal:0.002
        Iron:(Fe) 0.002  
        Heavy metals(Pb):0.002  

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