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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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