System: sulfurous acid monosodium salt/water/sulfurous acid disodium salt
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| 1) sulfurous acid monosodium salt |
| DECHEMA ID | 40634 |
| Formula | HNaO3S |
| Synonym | sodium hydrogen sulfite |
| Synonym | sodium bisulfite |
| InChi-Key | DWAQJAXMDSEUJJ-UHFFFAOYSA-M |
| Registry No. | 7631-90-5 |
| 2) water |
| DECHEMA ID | 41137 |
| Formula | H2O |
| Synonym | refrigerant 718 |
| Synonym | ice |
| Synonym | dihydrogen oxide |
| Synonym | hydrogen oxide |
| InChi-Key | XLYOFNOQVPJJNP-UHFFFAOYSA-N |
| Registry No. | 7732-18-5 |
| 3) sulfurous acid disodium salt |
| DECHEMA ID | 41188 |
| Formula | Na2O3S |
| Synonym | sodina sulfite |
| Synonym | disodium sulfite |
| Synonym | sodium sulphite |
| Synonym | sodium sulfite |
| InChi-Key | GEHJYWRUCIMESM-UHFFFAOYSA-L |
| Registry No. | 7757-83-7 |
Available physical property data:
| Property | Phase | No. of tables | No. of lines | Data |
|---|
| solid-liquid equilibrium | - | 3 | 59 | View |
|---|
| solubility | - | 3 | 118 | View |
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