Sodium Metabisulfite 98% Food/Tech Grade

Molecular Formula:Na2S2O5
Molecule Weight:190.10
Appearance:white or light yellow crystalline powder.

Industrial Grade(HG/T2826——1997)

Item	Value
Content(as Na2S2O5 ) %	≥ 97.0
Fe % (as Fe) %	≤ 0.0015
water-Insoluble %	≤ 0.01
Arsenic(as As) %	≤ 0.0001

Mainly Use:
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.
Food Grade(HG/T2826——1997)

Item	Index
Content (as Na2S2O5)	≥ 97.5
Iron(as Fe) %	≤ 0.001
Clarify degree	clearly
Heavy metals(as Pb) %	≤0.0005
Arsenic(as As) %	≤ 0.0001

Mainly Use:
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:in polythene plastic bag with a polypropylene overbag, paper-plastic composite bag, kraft bag, etc.
Netweight:25,50,1000kilograms per bag or following your demand.
We welcome your orders for bromide products, magnesium chloride, industrial crude salt and bittern serial chemicals.