System: diphosphoric acid tetrasodium salt

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1) diphosphoric acid tetrasodium salt
DECHEMA ID41100
FormulaNa4O7P2
Synonymtetrasodium pyrophosphate
Synonymsodium pyrophosphate
Synonymsodium phosphate (Na4P2O7)
Synonymtetrasodium diphosphate
InChi-KeyFQENQNTWSFEDLI-UHFFFAOYSA-J
Registry No.7722-88-5

Available physical property data:

PropertyPhaseNo. of tablesNo. of linesData
enthalpy of formationsolid22View
enthalpy of phase transition-11View
fusion temperature-1919View
melting point-11View
molecular weight-11View
temperature of phase transition-1616View
viscosity, dynamicliquid11View