Sodium bisulfite (7631-90-5)
1、 Basic Information
1. Chemical name: Sodium bisulfite
2. Chinese alias: Sodium bisulfite; Sodium bisulfite
3. English name: Sodium bisulfite
4. Molecular formula: HNO3S
5. Molecular weight: 104.06
6. CAS number: 7631-90-5
7. EINECS number: 231-548-0
8. Appearance: White crystalline powder or granules
2、 Technical parameters
Testing Items
indicator
sense
color
White
organizational status
Crystal powder or particles
Main content (calculated as SO ₂)%
58.5～67.4
Water insoluble matter%
≤0.01
Iron (Fe) mg/kg
≤50
Arsenic (As) mg/kg
≤2
Heavy metal (calculated as Pb) mg/kg
≤5
Lead (Pb) mg/kg
≤2
Selenium (Se) mg/kg
≤5
(The above parameters are reference values, please refer to the factory inspection report for details.)
3、 Packaging specifications
25kg bag