Professional manufacturer of Sodium Metabisulphite Sodium Metabisulfite Min order:2mts Sodium MetabisulphiteSodium MetabisulfiteMolecular Formula: Na2S2O5 Molecule Weight: 190.10 Appearance: White or light yellow crystalline powder Main uses: 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 ...