Diphosphoric Acid Tetrasodium Salt; Tetrasodium Diphosphate; Tetrasodium Pyrophosphate
Chemical Formula |
Na4P2O7.10H2O |
Molecular Weight |
F.W. 446.06 |
CAS # |
13472-36-1 |
Safety Information |
|
Health Hazard |
2 |
Fire Hazard |
0 |
Reactivity |
1 |
Test |
Specification |
Assay (Na4P2O7.10H2O) | 99.0-103.0% |
pH of a 5% Solution @ 25°C | 9.5-10.5 |
MAXIMUM LIMITS | |
Insoluble Matter | 0.01% |
Chloride (Cl) | 0.002% |
Sulfate (SO4) | 0.005% |
Nitrogen Compounds (as N) | 0.001% |
Heavy Metals (as |
UPS limit |
150 lb |
Chemical information and descriptions have been provided by Spectrum Chemicals.