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SODIUM HYDROSULFITE

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  Post Date: May 20,2016
  Expiry Date: Nov 16,2016
  Detailed Description: Cas No. :7775-14-6
Product Name:SODIUM HYDROSULFITE (SHS)
CAS No.:7775-14-6
EINECS NO.:231-890-0
Molecular Formula:Na2S2O4 
Definition:Sodium hydrosulphite known also as Sodium dithionite is a toxic, white crystalline powder with a weak sulfurous odor. It is stable under most conditions, although it will decompose in hus solutions. It is used as such in some industrial dying processes. It can also be used as a bleach, in, for instance, paper pulp, cotton, wool, and kaolin clay. This chemical can also be used for water treatment, gas purification, cleaning, and stripping. It can also be used in industrial processes as a sulfonating agent or a sodium ion source. In addition to the textile industry, this compound is used in industries concerned with leather, foods, polymers, photography, and many others. Its wide use are attributable to its low toxicity LD 50 at 5 gms/kg. and hence the wide range of applications.ot water and in acid solutions and can be used as a reducing agent in aqueo
Packing & Loading:50KG PLASTIC LINED IRON DRUM /  20.8MT
 
Name Grade
Grade
Export
Domestic sale
Appearance
White crystalline powder
Na2S2O4 ≥%
88
85
Water insolubles ≤%
0.2
0.4

  CAS Registry Number:

7775-14-6
  Synonyms: ;Sodium dithionite hydrate;Sodium hydrosulphite;Sodium dithionite;disodium dithionite;
  Molecular Formula: Na2O4S2
  Molecular Weight: 174.1071
  Molecular Structure: 7775-14-6 Sodium hydrosulfite
  Hazard Symbols:  Xn:Harmful;
  Risk Codes: R22:;
R31:;
R7:;
  Safety Description: S26:;
S28A:;
S43E:;
S7/8:;

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