SODIUM METABISULPHITE
CAS NO.: 7681-57-4
Molecular Formula Na2S2O5
Molecule Weight 190.10
Appearance: White or light yellow crystalline powder.
Specification :
| Item |
Standard |
| Purity (calculated with Na2S2O5) |
97%min |
| Iron (Fe) |
0.005%max |
| Arsenic (As) |
0.0002%max |
| PH value |
4.0-4.6 |
| Water insoluble matter |
0.05%max |
| Heavy metal(as Pb) |
0.001%max |
Package: 25kg net in PP bags with PE liner, or 1000kg net in ton bag
Application:
Bleach agent e.g.candies, cake, bamboo shoots, etc.
Loose agent e.g.bread, cracker etc.
Antiseptic and germicide e.g.fruit juice tinned food brews the cereals food is defended storage etc.
Inhibitor and freshen agent e.g. seafood fruit and vegetable etc.
Audited Supplier 
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