• Sodium Metabisulphite
    • Product Name : Sodium Metabisulphite
    • Chemical Formula : Na2O5S2
    • CAS No. : 7681-57-4
    • Molecular Weight : 190.10
    • Appearance : white crystal powder
    • H.S. CODE/HS : 28321000
    • Prodcution Capacity : 150000 MT

    Sodium Metabisulphite Specifications:

    Item Tech Grade Food Grade
    Na2S2O5 content 97.0 %min 97.0 %min
    SO2 65.0%min 65.0%min
    Heavy metals (as Pb)   0.0005%max
    Arsenic (As) 0.0001%max 0.0001%max
    Iron (Fe) 0.005%max 0.003%max
    Water insoluble 0.05%max 0.04%max

    Sodium Metabisulphite Application:

    • Used as raw material for the making of nitrocompounds, azo dyes; as mordant for textile dyeing, as metal thermal treatment agent, as electro-plating corrosion inhibitor etc.

    Sodium Metabisulphite Properties:

    • white or yellowish crystal, molecular weight: 69.0, specific wt.: 2.168, odorless with slight salty taste, easily soluble in water, m.p.: 271oC, decomposition temperature: 320oC.

    Sodium Metabisulphite Packing:

    • 25kg plastic woven bag, 50kg/500kg/1000kg flexible freight bag, or upon clients' demand.

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