Sodium Hyposulfite
U.S.P. Functional Use: Antioxidant
Chemical Formula |
Na2S2O3.5H2O |
Molecular Weight |
F.W. 248.19 |
CAS # |
10102-17-7 |
Safety Information |
|
Health Hazard |
2 |
Fire Hazard |
0 |
Reactivity |
0 |
Test |
Specification |
Assay (Na2S2O3; Anhydrous Basis) | 99.0-100.5% |
Water | 32.0-37.0% |
MAXIMUM LIMITS | |
Calcium | To pass test |
Heavy Metals (as Pb) | 10 ppm |
pH of a 10% Solution | 6.0-8.0 |
Chloride | 200 ppm |
Sulfate and Sulfites | 0.2% |
Sulfides | To pass test |
Co |
UPS limit |
150 lb |
Storage Information |
HYGROSCOPIC: Keep tightly closed. |
Chemical information and descriptions have been provided by Spectrum Chemicals.