比较靠谱的赢钱正规棋牌_首页(欢迎您!)

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    Calcium Tungstate

    1.Impurity Content

    Type Grade1 Grade2
    WO3(≥%) 75.0 72.0
    Impurity content not more than(%) Element Max Max
    S 0.25 0.30
    P 0.03 0.03
    As 0.03 0.04
    Mo 0.02 0.04
    Mn 0.05 0.10
    Cu 0.03 0.03
    Sn 0.02 0.03
    Si 0.50 0.50
    Fe 0.05 0.07
    Sb 0.03 0.05
    Bi 0.02 0.04
    Pb 0.02 0.03
    Zn 0.02 0.03
    H2o 1.00 1.00

    2.Quality Standards
    Calcium Tungstate(more than or equal to 98%)

    3.Purposes and Uses
    It can be used as fluorescent paint, photography using mask, medicine, X-ray photographs and sunlight etc..

    4.Packing
    cardboard barrels or colored plastic barrels, double lining of polyethylene bags, 25kg,50kg per each.

    If you have any interest in our products, please feel free to contact us by email: sales@chinatungsten.com or by telephone:+86 592 5129696.

     
     
    比较靠谱的赢钱正规棋牌