System: phosphorus oxide (P2O5)/diphosphoric acid dipotassium salt/phosphoric acid monosodium salt/water/diphosphoric acid disodium salt
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| 1) phosphorus oxide (P2O5) |
| DECHEMA ID | 5926 |
| Formula | O5P2 |
| Synonym | phosphorous pentoxide |
| Synonym | phosphorus pentoxide |
| Synonym | phosphoric anhydride (P2O5) |
| Synonym | phosporous oxide (P2O5) |
| Synonym | phosphorus-V-oxide |
| InChi-Key | YWEUIGNSBFLMFL-UHFFFAOYSA-N |
| Registry No. | 1314-56-3 |
| 2) diphosphoric acid dipotassium salt |
| DECHEMA ID | 8997 |
| Formula | H2K2O7P2 |
| Synonym | dipotassium dihydrogen diphosphate |
| InChi-Key | CQAIPTBBCVQRMD-UHFFFAOYSA-L |
| Registry No. | 14691-84-0 |
| 3) phosphoric acid monosodium salt |
| DECHEMA ID | 40369 |
| Formula | H2NaO4P |
| Synonym | sodium dihydrogen phosphate |
| Synonym | sodium dihydrogen orthophosphate |
| Synonym | sodium dihydrogenphosphate |
| InChi-Key | AJPJDKMHJJGVTQ-UHFFFAOYSA-M |
| Registry No. | 7558-80-7 |
| 4) water |
| DECHEMA ID | 41137 |
| Formula | H2O |
| Synonym | dihydrogen oxide |
| Synonym | ice |
| Synonym | refrigerant 718 |
| Synonym | hydrogen oxide |
| InChi-Key | XLYOFNOQVPJJNP-UHFFFAOYSA-N |
| Registry No. | 7732-18-5 |
| 5) diphosphoric acid disodium salt |
| DECHEMA ID | 41199 |
| Formula | H2Na2O7P2 |
| Synonym | disodium dihydrogen diphosphate |
| Synonym | diphosphoric acid sodium salt (1:2) |
| Synonym | pyrophosphoric acid sodium salt (1:2) |
| Synonym | disodium dihydrogen pyrophosphate |
| InChi-Key | GYQBBRRVRKFJRG-UHFFFAOYSA-L |
| Registry No. | 7758-16-9 |
Available physical property data:
| Property | Phase | No. of tables | No. of lines | Data |
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| solid-liquid equilibrium | - | 1 | 1 | View |
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| solubility | - | 1 | 3 | View |
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