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Postion:Product Catalog >Inorganic chemistry>Inorganic salts>Metal Sulphides and sulphates> Sodium Sulfite
 Sodium Sulfite
  •  Sodium Sulfite

Sodium Sulfite

Price $1
Package 1KG
Min. Order: 1KG
Update Time: 2019-07-31

Product Details

Product Name: Sodium Sulfite CAS No.: 7681-57-4
EC-No.: 231-673-0 Min. Order: 1KG
Purity: 97% Supply Ability: 9000 Ton/Tons per Month
Release date: 2019/07/31
Item Chinese standard Company standard
HG/T2826-2008
  Top-grade First grade  
Main content(Na2S2O5) 96.0 min 95 96.5
Fe %( Fe) 0.005max 0.01 0.002
Water-Insoluble 0.05max 0.05 0.02
Arsenic(As) content 0.0001max —— 0.0001

 
Usage:

1. Chemical industry

Used in the production of insurance powder, sulfamethazine, a caprolactam, etc., as well as the purification of chloroform, phenylpropane sulfone and benzaldehyde. The photographic industry is used as an ingredient in fixers. The perfume industry is used to produce vanillin. Used as a preservative for brewing industry, a rubber coagulant and a bleaching agent for cotton bleaching. Organic intermediates, dyes, and tanning are used as reducing agents for electroplating, wastewater treatment in oil fields, and as a mineralizer for mines.
2. industry
It is used in printing and dyeing, organic synthesis, printing, tanning, pharmaceutical and other departments; as a preservative, bleaching agent and loosening agent in food processing.
3. Used as a chemical reagent
(Printing and dyeing, photography, etc.), used as bleach mordant, reducing agent rubber coagulant, also used in organic synthetic pharmaceuticals and spices.

 

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