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- Contact Person : Ms. Cao Lanny
- Company Name : Afine Chemicals Limited
- Tel : 0086-571-85134551
- Fax : 0086-571-85134895
- Address : Zhejiang,Hangzhou,No.105 He Dong Road
- Country/Region : China
- Zip : 310014
Sodium Bisulfite
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Product Description
Product Name: Sodium Bisulfite
Other Name : Sodium hydrogen sulfite
CAS No.: 7631-90-5
Molecular Formula: NaHSO3
Molecular Weight: 104.06Physical and Chemical property : The product is white crystal powder. The relative density is 1.49. It is water soluble, alcohol soluble. The water solution is acid with strong oxident property. Qualification: HG/T 3814-2006
Item | Index |
Main Content(counted with SO2) % | 64.0-67.0 |
Water insolubilities ≤ % | 0.03 |
Chlorids(counted with Cl)≤ % | 0.05 |
Iron(Fe)≤ % | 0.004 |
Heavy metal (counted with Pb)≤ % | 0.001 |
Arsenic(As) ≤ % | 0.0002 |
PH value(50g/L solution) | 4.0-5.0 |
Main Use: Used for bleaching of cotton fabrics, dye, paper, leather, chemical synthesis industry as a reducing agent, for the production of pharmaceutical intermediates, photographic developer, food bleaching agents, preservatives, antioxidants and other industries. Package: 25, 50, 1000kg/bag or according to the requirements of customers. Packed with PVC bags and so on.
Sodium Bisulfite