Sodium Metabisulfite

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.