Sodium Thiosulfate, Pentahydrate, Crystal, Reagent, ACS
Sodium Hyposulfite
|
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 (Na2S2O3.5H2O) | 99.5-101.0% |
| pH of a 5% Solution @ 25°C | 6.0-8.4 |
| MAXIMUM LIMITS | |
| Insoluble Matter | 0.005% |
| Nitrogen Compounds (as N) | 0.002% |
| Sulfate and Sulfite (as SO4) | 0.1% |
| Sulfide (as S) | To pass tes |
|
UPS limit |
150 lb |
|
Storage Information |
HYGROSCOPIC: Keep tightly closed. |
Chemical information and descriptions have been provided by Spectrum Chemicals.
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