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            Sodium Metabisulphite

            Sodium Metabisulphite

            Sodium Metabisulphite
            H.S.CODE: 28321000
            CAS NO.: 7681-57-4
            Molecular formula: Na2S2O5
            Property: white or light yellow crystalline powder or small crystal, with SO2 odor,Sg 1.4.
            Use: Used in drug, food, ferment, rubber, textile, photo, flavor, dyes, tannage and preservativeof fruit and vegetable.
            Packing: in 25kgs plastic woven bag.

            Commodity of Goods Sodium Metabisulphite
            Packing In 25kgs plastic woven bag
            Appearance White or yellowish crystal powder
            Item Standard
            Main purity 96% min
            SO2 65% min
            Fe 0.005% max
            Water insoluble 0.05% max
            PH value 4.0-4.2
            Heavy metal(Pb) 0.002% max
            As 0.0002% max



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