SDS Volume (2919)
Volume 66. Ammonium Phosphates, p None
Original Measurements
Myl, J.; Solc, Z.; Kvapil, J.; Schierová, E.; Sb. Ved. Praci VSChT Pardubice 1961, 2, 63.
Variables:
Composition and temperature.
Prepared by:
Method/Apparatus/Procedure:
A modification of Toepler's method [1] was used.
Source and Purity of Materials:
- No information is given.
Estimated Errors:
Ambient temperature: No information is given.
Mass concentration (m/v) (1): No information is given.
References
1 Mýl, J.; Kvapil, J.; Coll. Czech. Chem. Commun. 25, 194 (1960).
Components:
- Ammonium dihydrogenphosphate, $\ce{ NH4H2PO4 }$; [7722-76-1] NIST WebBook
- Water, $\ce{ H2O }$; [7732-18-5] NIST WebBook
Experimental Data
Composition of saturated solutions of NH4H2PO4 in water.
| $T$ (°C) | 100w1 | 100w2 | g1/100 g H2O (g1/100 g2) | m1 (mol/kg) |
|---|---|---|---|---|
| 25 | 29.0 | 71.0 | 40.8 | 3.55 |
| 30 | 31.2 | 68.8 | 45.3 | 3.94 |
| 40 | 35.8 | 64.2 | 55.8 | 4.85 |
| 50 | 40.5 | 59.5 | 68.2 | 5.93 |
| 60 | 45.3 | 54.7 | 82.8 | 7.20 |
(a) The composition units are: g/100 g H2O.
(b) These values were calculated by the compiler.
