Country of Origin︰China
Unit Price︰US $ 350 / MT
Minimum Order︰27 MT
Sodium Pyrosulfite/Smbs/Sodium Metabisulphite/Tech Grade 96%
Chemical Name : Sodium Pyrosulfite, sodium metabisulfite
CAS No : 7681-57-4
Appearance:White or light yellow crystalline powder
Packaging:in polythene plastic bag with a polypropylene overbag, paper-plastic composite bag, kraft bag, etc.
|ITEM||Industrial grade||Food grade|
|Assay:||96% min||96% min|
|SO2 content||65% min||65% min|
|Iron:||0.005% max||0.005% max|
|Heavy metals (as Pb)||--||0.002% max|
|Water insoluble:||0.05% max||
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, the cereals food is defended storage etc); Inhibitor and freshen agent (e.g.day lily, seafood, fruit and vegetable etc)
Industrial grade: Mordant of printing and dyeing; Dechlorinate of textile after bleaching; Sulphonated agent and reducer of chemical industry and pharmacy; Bleach of paper pulp, bamboo and timber bleach of stapk; Treatment agent of waste water; Rubber solidifying agent Perfume industry is served as hydrocarbon perfume aldehyde The hide profession employ to do to molt dose and pliable dose and wearproof dose; The sensitize industry is served as the developing agent reductant and the protection of fixing bath dose and so on; sewage treatment.