Name: sodium metabisulfite; sodium metabisulphite; sodium pyrosulfite.
Molecular Formula: Na2S2O5
CAS No.: 7681-57-4
Physical appearance: white or slightly yellowish crystalline powder
Purity(Na2S2O5): 97% Min
HS CODE: 2832100000
Property: white or light yellow crystal powder, a strong smell of sulfur dioxide, relative density is 1.4, easy to dissolve in water and glycerin, water solution. It has acidity, and its solubility will become large while raising the temperature and is less to dissolve in ethanol.
Insoluble solid in water %
Food Grade: 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. day lily, seafood, fruit and vegetable etc).
Packaging :packed in 25kg plastic woven bag,500/1000/1100kg jumbo bag or as your requirement
Storage:Store in a well-ventilated, cool, dry area, out of direct sunlight. Keep containers tightly closed when not in use .