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Tianjin Tiger International Trade Co., Ltd.

Sodium Sulphite, Anhydrous Sodium Sulfite, Cas No: 7757-83-7 manufacturer / supplier in China, offering Sodium Sulfite Anhydrous 96%, Manufacture Direct Leather Used in Mining Sodium Hydrosulfide Flakes 70%, a Leading Manufacture with ISO Certificate Used in Leather Industry Sodium Formate 98% and so on.

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Sodium Sulfite Anhydrous 96%

FOB Price: Get Latest Price
Production Capacity: 72, 000mt Per Year
Transport Package: 25, 50, 1000kg/Bag or Customized

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Basic Info
  • Model NO.: Industry Grade, Agricultrue Grade
  • Trademark: Tiger
  • Origin: China
  • Type: Sodium Sulfide
  • Specification: 90%, 94%, 96%, 97%
  • HS Code: 2832100000
Product Description
Product Description

Sodium Sulfite Anhydrous (Industrial grade)

Molecular formula: Na2SO3

Molecular weight: 126.04

CAS No: 7757-83-7

H. S Code: 2832100000

Quality standard: HG/T 2967-2000


White crystalline powder, specific gravity 2.633, soluble in water, slightly soluble in alcohol, aqueous solution was slightly alkaline, heat decomposition, with a reduction reactions


1 It is used for bleacher of tanning industry and plant fiber,

2 antichlor and bleacher in printing and dyeing industry developer in sensitization industry, lentine in organic industry, reducer in producing aminosalicylic acid, synthetic fiber and stabilizing agent in textile industry.

3 It can prevent the partial oxidation of cotton cloth fiber and influence the fiber strength, and can be used in sorts of cotton fabric scouring, paper-making, electronic, water-treatment, etc.

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.
Industrial Anhydrous sodium sulfite HG/T 2967-2000
Item Superior quality First class Qualified
Sodium sulfite(Na2SO3),%≥ 97 96 93
Iron(Fe),%≤ 0.003 0.005 0.02
Water-insoluble,%≤ 0.02 0.03 0.05
Free alkali(Na2SO3),%≤ 0.1 0.4 0.8
Sodium sulfate(Na2SO3),%≤ 2.5 -- --
Sodium chloride(NaCl),%≤ 0.1 -- --
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