IUPAC-NIST Solubility Database
NIST Standard Reference Database 106

Glass Ball as Bullet Solubility System: Ammonium dihydrogenphosphate with Water
Components:
   (1) Ammonium dihydrogenphosphate; NH4H2PO4; [7722-76-1]  NIST Chemistry WebBook for detail
   (2) Water; H2O; [7732-18-5]  NIST Chemistry WebBook for detail
Original Measurements:
   Sarbaev, A.N.; Polyakov, E.V.; Tyunina, M.F.; Polyakova, Z.A.; Ruchkova, A.K., Khim. Prom. (Moscow) 1973, 49, 121.

 Variables:

   Concentration = Composition and temperature of cryohydric point.

 Prepared By:
   J. Eysseltová

 Experimental Remarks:
   Remarks: The T-p-d data are given only in graphical form. The cryohydric temperature is –4.3 °C. The composition of the eutectic point is 16.9 mass % NH4H2PO4(1.77 mol/kg--compiler) and 83.1 mass % water.

 Experimental Data:   (Notes on the Nomenclature)
  
Method/Apparatus/Procedure:
   No information is given. The compiler assumes that some polythermic method was used.

 Source and Purity of Materials:
   No information is given.

 Estimated Errors:
   Solubility: No information is given.
   Temperature: No information is given.