Sodium Metabisulfite

Chemical Name   :  Sodium Metabisulfite
Formula             :  Na₂S₂O₅
Appearance       :  White or light yellow crystalline powder. .

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, the cereals food is defended storage etc); Inhibitor and freshen agent (e.g. daylily, seafood, fruit and vegetable etc).