System: sulfurous acid diammonium salt/water/ammonium pyrosulfite
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| 1) sulfurous acid diammonium salt |
| DECHEMA ID | 676 |
| Formula | H8N2O3S |
| Synonym | ammonium sulfite (2:1) |
| Synonym | diammonium sulfite |
| InChi-Key | PQUCIEFHOVEZAU-UHFFFAOYSA-N |
| Registry No. | 10196-04-0 |
| 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 |
| 3) ammonium pyrosulfite |
| DECHEMA ID | 65046 |
| Formula | H8N2O5S2 |
| Synonym | Ammonium metabisulfite |
| InChi-Key | PCAXGMRPPOMODZ-UHFFFAOYSA-N |
| Registry No. | 13817-05-5 |
Available physical property data:
| Property | Phase | No. of tables | No. of lines | Data |
|---|
| solid-liquid equilibrium | - | 1 | 13 | View |
|---|
| solubility | - | 1 | 26 | View |
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