Package: In PP woven bag lined with PE bag; paper-plastic composite bag, and kraft paper bag etc.

Uses : Bleach agent(e.g. Candies, cake, bamboo shoot, etc); Loose agen(e.g. bread, cracker, etc) Antiseptic and germicide(e.g. fruit juice, tinned food, brews, the defended storage of the cereals food ) Inhibitor freshen agent(e.g. day lily

Molecular Structure:

Product description: Molecular Formular: Na2S2O5 Molecule weight: 190.10 Appearance: White or light yellow crystalline powder Quality standard: HG/1893-1998 Company standard Item Index Total content(as Na2S2O5)% >=97.5 Main assay(as SO2)% >=66.2 Fe(as Fe)% <=0.001 Clarity % Clear Heavy metals(as Pb)% <=0.001 As(as As)% <=0.0001 National standard Item Index Total content(as Na2S2O5)% >=95.0 Main assay(as SO2)% >=64.5 Fe(as Fe)% <=0.005 Clarity % Slight cloud Heavy metals(as Pb)% <=0.001 As(as As)% <=0.0002 Uses: Bleach agent(e.g. Candies, cake, bamboo shoot, etc); Loose agen(e.g. bread, cracker, etc) Antiseptic and germicide(e.g. fruit juice, tinned food, brews, the defended storage of the cereals food ) Inhibitor freshen agent(e.g. day lily, seafood, fruit and vegetables etc) Packing: in polythene plastic bag with a polypropylene overbag Net weight: 25 kg/bag、50kg/bag