sodium metabisulfite : Molecular formula:Na2S2O5 Molecular weight: 190.10 Quality standard: GB1893-86  

sodium metabisulfite :

Main purposes: Bleaching agent(for sugar, pastry, dried slices of tender bamboo shoots,etc ), loosening agent(for bread, biscuit, etc ), corrosion protection antiseptic(fruit juice, can,etc ), antioxidant(for lily flower, sea food, fruit, vetegable,etc ) .

Packing: external polypropylene woven bag, polyethylene plastic bag lining. Net weight: 25kg /bag 50kg /bag Spc:

             Item                                     Index

        content(SO2)>                           65.0

             Fe%<                                  0.005

Insoluble substance in water               0.05

      Heavy Metal(Pb)% <                    0.002

            As%<                                   0.0002

            PH                                       4.0--6.0

sodium metabisulfite