System: diphosphoric acid tetrasodium salt/water
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| 1) diphosphoric acid tetrasodium salt |
| DECHEMA ID | 41100 |
| Formula | Na4O7P2 |
| Synonym | sodium pyrophosphate |
| Synonym | tetrasodium pyrophosphate |
| Synonym | tetrasodium diphosphate |
| Synonym | sodium phosphate (Na4P2O7) |
| InChi-Key | FQENQNTWSFEDLI-UHFFFAOYSA-J |
| Registry No. | 7722-88-5 |
| 2) water |
| DECHEMA ID | 41137 |
| Formula | H2O |
| Synonym | hydrogen oxide |
| Synonym | dihydrogen oxide |
| Synonym | ice |
| Synonym | refrigerant 718 |
| InChi-Key | XLYOFNOQVPJJNP-UHFFFAOYSA-N |
| Registry No. | 7732-18-5 |
Available physical property data:
| Property | Phase | No. of tables | No. of lines | Data |
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| density | liquid | 1 | 14 | View |
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| Osmotic coefficient | - | 1 | 3 | View |
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| Osmotic coefficient, molality basis | liquid | 2 | 3 | View |
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| solid-liquid equilibrium | - | 7 | 48 | View |
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| solubility | - | 7 | 48 | View |
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| vapor-liquid equilibrium, isothermal | - | 1 | 3 | View |
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