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1,Chemical Name: Sodium
Metabisulfite
2,Molecular Formula : Na2S2O5
3,Molecular Weight: 190.09
4,CAS: 7681-57-4
5,Character: White or yellow crystalline powder or small crystalline, it is soluble in
water.
6,Usage: In food industry, it is used as bleaching agents, preservatives, loosen agents,
antioxidants, color protecting agents and preservatives. The pharmaceutical industry is used for the production of chloroform, phenylpropane and benzaldehyde. The rubber industry
is used as a coagulant. The printing and dyeing industry is used as a dechlorination agent for cotton bleaching and a cotton cooking agent. Tannery industry for leather treatment, can make
leather soft, plump, tough, with waterproof, anti - folding, wear resistance and other properties.
7,Packing: It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as
the outer layer. The net weight of each bag is 25kg.
8,Storage and
Transport: It should be stored in a dry and ventilating warehouse. Be cautious to keep away from
moisture and heat; unloaded with care, so as to avoid the damage. Furthermore, it should be stored separately from poisonous
substances.