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Sodium Sulphite CAS NO 7757-83-7 Molecular Weight 126.04
Sodium Sulphite CAS NO 7757-83-7 Molecular Weight 126.04
Specifications
Brand Name :
EXCEEDCHEM
Model Number :
Sodium Sulphite
Certification :
ISO9001:2008
Place of Origin :
China
MOQ :
20mt
Price :
FOB 1.7USD/KG
Payment Terms :
L/C, T/T
Supply Ability :
1000mt/month
Delivery Time :
5-8 work days
Packaging Details :
25kg/bag
Product name :
Sodium Sulphite
Other Names :
Sodium Sulfite
Specification :
92%, 96%, 97% Min.
CAS No. :
7757-83-7
Molecular Formula :
Na2SO3
Molecular Weight :
126.04
Description

Sodium Sulphite CAS NO 7757-83-7 Molecular Weight: 126.04

Other Names: Sodium Sulfite

Specification: 92%, 96%, 97% Min.

CAS No.: 7757-83-7

Molecular Formula: Na2SO3

Molecular Weight: 126.04

Property

White crystal powder. Specific gravity: 2.633. Melting point: 150℃. soluble in water, lightly soluble in alcohol. Water solution appears light alkalinity, it decomposition when heated, and has reduction role. It becomes sodium sulphate when oxidation in the air, it is easy to decompose when meet inorganic acid, it will release CO2 gas.

Specification

Item I II
Na2SO3% 96.0 min. 97min.
Fe % 0.005 max. 0.003max.
Water insoluble
material %		 0.03 max. 0.02max.
Free alkali (by sodium
carbonate) %		 0.40 max. 0.10max.
Na2SO4% --- 2.5max.
NaCl % ---- 0.10max.

Aplication

  • Used as bleaching agent,preservative,looseningagent and antioxidant infood industry.
  • It is also used in pharmaceutical synthesis and as a reducing agent in the production of dehydrated vegetables.
  • It used as dye reducing agent in the smelting of various cotton fabrics to improve theproducts' whiteness.
  • The paper industry is used as a lignin remover,the textile industry is used as a stabilizer for man-made fibers.
  • The electronics industry is used to manufacture photo-resistors.
  • The water treatment industry is used for electroplating wastewater, drinking water treatment, etc.
  • Used as a developer in photosensitive industry.
  • Used as a reducing agent in the organic industry is in production to prevent the oxidation of semi-fnished products during the reaction process.
  • Used to produce cellulose sulfte, sodium thiosulfate.


Packing

Packed in braided bag, lined with a polyethylene bag,N.W.25kg each.

Store

It should be stored in a cool, well-ventilated and dry place, away from solarization, flame source and heat source.

Sodium Sulphite CAS NO 7757-83-7 Molecular Weight 126.04

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Sodium Sulphite CAS NO 7757-83-7 Molecular Weight 126.04

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Product Detail
Brand Name :
EXCEEDCHEM
Model Number :
Sodium Sulphite
Certification :
ISO9001:2008
Place of Origin :
China
MOQ :
20mt
Price :
FOB 1.7USD/KG
Contact Supplier
Sodium Sulphite CAS NO 7757-83-7 Molecular Weight 126.04

Qingdao Exceed Fine Chemicals Co.,Ltd

Verified Supplier
6 Years
shandong, qingdao
Since 2013
Business Type :
Manufacturer, Distributor/Wholesaler, Exporter, Trading Company
Main Products :
TDI MDI Polyurethane, TDI Based Polyurethane, MDI Based Polyurethane
Total Annual :
10000000-20000000
Employee Number :
50~100
Certification Level :
Verified Supplier
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