Sodium Metabisulphite
Product: Sodium Metabisulphite
Main uses: Bleach agent (e.g.candies, cake, bamboo shoots, etc); Loose agent (e.g.bread, cracker etc); Antiseptic and germ

1.Industry grade sodium metabisulphite

Purity(calculated with the amount of Na2S2O5 ) 95%    Iron(Fe) 0.005%
 PH value:4.0-4.6  Water-fast matter 0.05%
 (SO 2 65%)
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Uses: Mainly used for producing medicine iodoform, sola sulfone, vanillin Photogra0phical fixative, rubber solidifying agent, dechloride agent of bleached fiber, leather treatment of leathermaking industry, etc. Packing: 25kgs,50kgs per each woven bag with plastic lining or 1000kgs per each package 
2.Feed grade sodium metabisulphite

 Purity(calculated with the amount of Na2S2O5 ) 95%  Iron(Fe) 0.0005%
  Water-fast matter 0.05%  Arsenic (As) 0.0002%
 Heavy metal (Cal. in Pb) 0.002%   PH value:4.0-4.6
Uses: Mainly used for manufacturing sulfurous acid and bactericidal, Carrying out vegetable dehydrate, fruit preservation and bleaching. Packing: Net Weight 25kgs or 50kgs with plastic woven bag; or 1000kgs big bags.
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