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    Sodium bisulfite


    【Molecular weight : 104.06
    Molecular formula : NaHSO3

    Physical and chemical properties :
    white crysatl or powder; relative density: 1.48; easily soluble in water; lightly soluble in ethyl alcohol

    Quality standard HG3—1291—80

    item analytical purity chemical purity

    clarity test
    water insolubles
    chloride(Cl)
    ferrum(Fe)
    aresenic(As)
    heavy metal(in Pb)

    qualified
    0.005
    ≤0.01
    ≤0.001
    ≤0.0001
    ≤0.001

    qualified
    0.01
    0.02
    0.002
    0.0002
    0.002

    Uses:
    For bleaching of cotton textiles; as reducing agent in paper-making, dyeing, leather, and chemical synthesis industry

    Packaging and storage:
    Should not be mixed with gasoline oil and oxidizing agent;
    Packed with woven bag lined with polyethylene plastic bag;
    Net weight: 50kg or 25kg

     
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