Sodium Sulfite Andydrous
  • Product Name: : Sodium Sulfite Andydrous
  • Chemical Formula: : Na2SO3
  • CAS No.: : 7577-83-7
  • Molecular Weight : : 126.04
  • Appearance: : white crystal powder
  • H.S. CODE/HS: : 28321000
  • Prodcution Capacity: : 20000 MT

Sodium Formate Specifications:

Item Quality standardHG/T 2967-2000
  Top-grade First grade Qualified product
sodium sulfite (Na2SO3),% ≥97.0 ≥96.0  ≥93.0
Fe,% ≤0.003 ≤0.005 ≤0.02
Water-Insoluble ≤0.02 ≤0.03 ≤0.05
Free alkali(As content Na2CO3),% ≤0.10 ≤0.40 ≤0.80
Sulfate(As content Na2SO4),% ≤2.5 -- --
Chloride(NaCl), content % ≤0.10 -- --

Sodium Sulfite Andydrous Application:

  • Printing and dyeing industry as a deoxidizing agent and bleach, for a variety of cotton fabric scouring prevent cotton fibers partial oxidation, affect the fiber strength. The Photographic industry as a developer, the organic industry as m-phenylenediamine, 25 - bared trazodone, amino acid production reducing agent. Textile industry as a man-made ​​fibers, stabilizers. Also used in paper, electronics, water treatment and other industries.

Sodium Sulfite Andydrous Packing:

  • polypropylene weaving bag lined with polyethylene plastic bag, paper plastic compound bag, etc.
  • 25/50/1000kg/bag or upon clients' request

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