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Sodium Metabisulphite

    详细说明

    Sodium Metabisulphite
    CAS No.: 7681-57-4
    Formula: Na₂S₂O₅
    M.W.: 190.10
    Appearance: White or slight yellow powder
    Specifications: 97% min
    Inspection Item
    Standard
    Na₂S₂O₅
    97.0% min
    Water Insoluble
    0.05% max
    Fe
    0.003% max
    Arsenic
    0.0001% max
    SO₂
    65.0% min
    Heavy Metal (as Pb)
    0.0005% max
    PH
    4.0 - 4.8
    Package: in 25kg bag
    上一条: Sodium Acid Pyrophosphate 下一条: Phosphoric Acid