Product name: Sodium Metabisulfite
Chemical name: Sodium bisulfite powder, Dry Bisulfite, Sodium Pyrosulfite.
Chemical formula: Na2S2O5
Appearance: small, needle-shaped, free-flowing White crystals.
Packaging: 25-kg polyethylene bags (55lb) and 700-1000-kg bags (1543-1843lb).
PRODUCT VARIETY
Product: Sodium Metabisulfite - Food Grade
Product identification in the program: "Manufactured Products Control"
Code: MBSSA06042009
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Product: Sodium Metabisulfite - Technical grade
Product identification in the program: "Manufactured Products Control"
Code: MBSST06042009
PRODUCT APPLICATIONS
Textile industry: as anti-chlorine and bleaching agent.
Paper industry: as an anti-chlorine and bleaching agent
Tannins: Brichromate reducing agent and tannin solubilizer in tannery.
Water treatment: used for effluent treatment, in galvanoplasty and fishing.
Tannery: for trapping hydrogen sulfide gases.
Food industry: as an additive (preservative), antioxidant, bacteriostat. Antioxidant for vegetable products and fruit juice production.
Dry cleaning: as a chlorine neutralizer
Photography: in reverse osmosis desalination plants, to remove chlorine excess and preserve membranes. It is also used as photographic fixer reducing agent.
Others: chemical synthesis, fiber production, vitamin k, vitamin A, pharmaceutical intermediaries.