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Pyrophosphoric acid
CAS No.: 2466-09-3
Molecular formula: H4P2O7
Molecular weight: 177.98
Properties: colorless needles or yellow viscous liquid. Soluble in water, ethanol and ethyl ether. Hygroscopic.
| Purity ≥ | 45.0% |
| Chloride (Cl) % ≤ | 0.002 |
| Sulfate(SO4) | pass |
| HPO3 | pass |
| Fe % ≤ | 0.02 |



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