System: diphosphoric acid tetrasodium salt/sulfuric acid disodium salt/diphosphoric acid calcium salt (1:2)
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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) sulfuric acid disodium salt |
| DECHEMA ID | 41187 |
| Formula | Na2O4S |
| Synonym | disodium sulfate |
| Synonym | sodium sulphate |
| Synonym | sodium sulfate |
| Synonym | sodium sulfate (Na2SO4) |
| Synonym | salt cake |
| InChi-Key | PMZURENOXWZQFD-UHFFFAOYSA-L |
| Registry No. | 7757-82-6 |
| 3) diphosphoric acid calcium salt (1:2) |
| DECHEMA ID | 41544 |
| Formula | Ca2O7P2 |
| Synonym | pyrophosphoric acid calcium salt (1:2) |
| Synonym | calcium pyrophosphate (Ca2P2O7) |
| Synonym | calcium diphosphate |
| Synonym | calcium pyrophosphate |
| Synonym | calcium phosphate (Ca2P2O7) |
| InChi-Key | JUNWLZAGQLJVLR-UHFFFAOYSA-J |
| Registry No. | 7790-76-3 |
Available physical property data:
| Property | Phase | No. of tables | No. of lines | Data |
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| eutectic | - | 1 | 2 | View |
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| fusion temperature | - | 1 | 2 | View |
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| solid-liquid equilibrium | - | 1 | 51 | View |
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