Chinachemnet   |   Sign in   |   Join NowSodium bisulfite Manufacturers, China Sodium bisulfite Suppliers, China Sodium bisulfite Exporters
  • Region :Inorganic chemicals
  • Tel : 0086-536-5317817,5302819
  • Fax : 0086-536-5339779
  • Email :info@klong.cn
  • URL :www.klong.cn

Details for China Sodium bisulfite

Sodium bisulfite 7631-90-5

Category :

Inorganic chemicals

Sodium bisulfite
CAS NO : 7631-90-5
EC NO : 231-548-0
MF : NaHSO3
MW : 104.061
Specification : ≥99%
Packing : In PP woven bag lined with PE bag; paper-plastic composite bag, and kraft paper bag etc.
Product description :

Molecular Formula:NaHSO3
Molecular Weight:104.06
Appearance: White crystal grain

Properties: White monoclinic crystalline powder with sulfur dioxide odor; relative density: 1.49; very easily soluble in water; can be decomposed when heated; slightly soluble in ethanol; aqueous solution is acidic; have strong reducing property; can be oxidized in the air or loose sulfur dioxide.

Technical Indicator

Chinese standard
HG/T3814-2006

Company standard

Main content (as SO2) ≥ %

64.0~67.0

64.0~67.0

Water-Insoluble ≤ %

0.03

≤0.01

Chloride(Cl) ≤ %

0.05

≤0.03

Iron(Fe) ≤ %

0.004

≤0.001

Heavy metal(Pb)≤%

0.001

≤0.0001

Arsenic(As) ≤ %

0.0002

≤0.0001

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

Uses : It is used in the bleaching of cotton textiles; as reducing agent in dyes, paper-making, leather, chemical synthesis; in the manufacture of pharmaceutical intermediates, developer, food bleacher, antiseptic and anti-oxidants.
Synonyms : Sodium hydrogen sulfite;Sodium Bisulphite;sodium hydrogen sulfate;
Molecular Structure : Sodium bisulfite 7631-90-5