System: sulfurous acid monoammonium salt/sulfurous acid diammonium salt/water/sulfuric acid diammonium salt

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1) sulfurous acid monoammonium salt
DECHEMA ID671
FormulaH5NO3S
Synonymammonium sulfite (1:1)
Synonymmonoammonium sulfite
Synonymammonium hydrogen sulfite
Synonymammonium hydrogensulfite
Synonymhydrogen sulfurous acid monoammonium salt
InChi-KeyZETCGWYACBNPIH-UHFFFAOYSA-N
Registry No.10192-30-0
2) sulfurous acid diammonium salt
DECHEMA ID676
FormulaH8N2O3S
Synonymammonium sulfite (2:1)
Synonymdiammonium sulfite
InChi-KeyPQUCIEFHOVEZAU-UHFFFAOYSA-N
Registry No.10196-04-0
3) water
DECHEMA ID41137
FormulaH2O
Synonymdihydrogen oxide
Synonymhydrogen oxide
Synonymrefrigerant 718
Synonymice
InChi-KeyXLYOFNOQVPJJNP-UHFFFAOYSA-N
Registry No.7732-18-5
4) sulfuric acid diammonium salt
DECHEMA ID41333
FormulaH8N2O4S
Synonymdolamin
Synonymammonium sulfate
Synonymammonium sulphate
Synonymdiammonium sulfate
InChi-KeyBFNBIHQBYMNNAN-UHFFFAOYSA-N
Registry No.7783-20-2

Available physical property data:

PropertyPhaseNo. of tablesNo. of linesData
solid-liquid equilibrium-121View
solubility-163View