the lowest price of Sodium metabisulfite 98.5% food grade

Sodium metabisulfite 98.5% food grade 1.Packing:25kg/bag or 50kg/bag 2.Supply Ability: 10,000 Ton per month; 3.ISO HACCP; The lowest price of  Sodium metabisulfite 98.5% food grade  Brief introduction: Molecular Formula:Na2S2O5  Molecule Weight:190.10CAS No:7681-57-4Appearance:White or light yellow crystalline powder Specification: 

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
Arsenic	--	0.0002% max
pH	4.0-4.6	4.0-4.6
Water insoluble:	0.05% max	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 brews, 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. Package:in polythene plastic bag with a polypropylene overbag, paper-plastic composite bag, kraft bag, etc. 

the lowest price of Sodium metabisulfite 98.5% food grade