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  • Name: Sodium Metabisulphite
  • ID: a72
  • Time: 2015-11-19
  • Views : 50

SODIUM METABISULPHITE

Name: Sodium Metabisulfite
Alias: Sodium pyrosulfite
CAS No.: 7681-57-4
Molecular weight: 190.10
Appearance:White or yellowish crystal powder.

Specification:

Item Item
Superior quality First class
Main content(Na2S2O5),% ≥ 96.5 95%
Iron(Fe),%≤ 0.005 0.01
Water-insoluble,%≤ 0.05 0.05
Arsenic(As),%≤ 0.0001 ---

Usage:
Printing and dyeing mordant; antichlor in after fabric bleaching; chemical and medicine reducer and sulfonating agent; bleaching agent of bamboo, wood and paper fiber; nonferrous metal dressing agent; waste water finishing agent; rubber coagulator; alkyl spice aldehyde in spice industry; depilating agent, softening agent and anti-wear agent in leather industry; reducer of developer and protective agent of fixative in sensitization industry.

Packing:
25, 50, 1000kg/bag or customized in polypropylene woven bag lined with polyethylene plastic bag or plastic and paper compound bag, kraft bag, etc.