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2466-09-3
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2466-09-3
| Pyrophosphoric acid Basic information | |
| Product Name: | Pyrophosphoric acid |
| CAS: | 2466/9/3 |
| MF: | H4O7P2 |
| MW: | 177.98 |
| EINECS: | 219-574-0 |
| Mol File: | 2466-09-3.mol |
| Pyrophosphoric acid Chemical Properties | |
| Melting point | 61 °C |
| density | approximate 1.9g/ml (25℃) |
| form | white crystals |
| pka | 0.99±0.10(Predicted) |
| Water Solubility | 709g/100mL H2O (23°C); soluble alcohol, ether [MER06] |
| Merck | 138,098 |
| InChIKey | XPPKVPWEQAFLFU-UHFFFAOYSA-N |
| CAS DataBase Reference | 2466-09-3(CAS DataBase Reference) |
| EPA Substance Registry System | Diphosphoric acid (2466-09-3) |
Test | Specification | Result |
| Appearance | colorless crystalline or light yellow liquid | conforms |
| Assay,% | min 95% | 95.1% |
| Chloride | max 0.002% | 0.002% |
| SO4 % % | qualified | qualified |
| Fe | max 0.02% | 0.019% |


| Pyrophosphoric acid Basic information | |
| Product Name: | Pyrophosphoric acid |
| CAS: | 2466/9/3 |
| MF: | H4O7P2 |
| MW: | 177.98 |
| EINECS: | 219-574-0 |
| Mol File: | 2466-09-3.mol |
| Pyrophosphoric acid Chemical Properties | |
| Melting point | 61 °C |
| density | approximate 1.9g/ml (25℃) |
| form | white crystals |
| pka | 0.99±0.10(Predicted) |
| Water Solubility | 709g/100mL H2O (23°C); soluble alcohol, ether [MER06] |
| Merck | 138,098 |
| InChIKey | XPPKVPWEQAFLFU-UHFFFAOYSA-N |
| CAS DataBase Reference | 2466-09-3(CAS DataBase Reference) |
| EPA Substance Registry System | Diphosphoric acid (2466-09-3) |
Test | Specification | Result |
| Appearance | colorless crystalline or light yellow liquid | conforms |
| Assay,% | min 95% | 95.1% |
| Chloride | max 0.002% | 0.002% |
| SO4 % % | qualified | qualified |
| Fe | max 0.02% | 0.019% |


