System: sulfuric acid monopotassium salt/disulfuric acid (H2S2O7) dipotassium salt
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| 1) sulfuric acid monopotassium salt |
| DECHEMA ID | 40699 |
| Formula | HKO4S |
| Synonym | potassium hydrogen sulfate |
| Synonym | monopotassium sulfate |
| Synonym | potassium hydrogensulphate |
| Synonym | potassium bisulfate |
| InChi-Key | CHKVPAROMQMJNQ-UHFFFAOYSA-M |
| Registry No. | 7646-93-7 |
| 2) disulfuric acid (H2S2O7) dipotassium salt |
| DECHEMA ID | 41538 |
| Formula | K2O7S2 |
| Synonym | potassium pyrosulfate (K2S2O7) |
| Synonym | disulfuric acid dipotassium salt |
| Synonym | potassium disulfate |
| InChi-Key | KAQHZJVQFBJKCK-UHFFFAOYSA-L |
| Registry No. | 7790-62-7 |
Available physical property data:
| Property | Phase | No. of tables | No. of lines | Data |
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| eutectic | - | 5 | 21 | View |
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| fusion temperature | - | 6 | 21 | View |
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| peritectic | - | 8 | 50 | View |
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| solid-liquid equilibrium | - | 5 | 28 | View |
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| temperature of solidification | - | 4 | 28 | View |
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