โซเดียม เมตาไบซัลไฟท์

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).