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IUPAC-NIST Solubility Database
NIST Standard Reference Database 106
Solubility System:
Ammonium formate with Cadmium formate and Water
Components:
(1) Ammonium formate; NH4CHO2; [540-69-2]
NIST Chemistry WebBook
for detail
(2) Cadmium formate; Cd(CHO2)2; [4464-23-7]
NIST Chemistry WebBook
for detail
(3) Water; H2O; [7732-18-5]
NIST Chemistry WebBook
for detail
Original Measurements:
Itkina, L.S.; Nadzharyan, K.A., Zh. Neorg. Khim. 26, 2231 (1981).
Variables:
Concentration = Composition at 25 ºC
Prepared By:
Chr. Balarew and St. Trendafilova
Experimental Remarks:
The mass % and molality values were calculated by the compilers.
Experimental Data:
(Notes on the Nomenclature)
(Please see footnotes following the table(s).)
Solubility values in the NH
4
CHO
2
-Cd(CHO
2
)
2
- H
2
O system at 25 °C.
Chemical
1
Phase
Mass Fraction w
1
10
0
* Mole Fraction
1
m
1
[mol kg-1]
Chemical
2
Mass Fraction w
2
Mole Fraction
2
m
2
[mol kg-1]
Solid Phase(s)
a
Cd(CHO2)2
Liquid
27.0
3.97
2.56
NH4CHO2
21.0
9.93
6.40
A+B
Notes:
a
The solid phases are: A = Cd(CHO
2
)
2
•2H
2
O; B = NH
4
Cd(CHO
2
)
3
.
Method/Apparatus/Procedure:
The isothermal method was used. The methods of analysis are not described. The composition of the solid phases was determined by Schreinemakers' method.
Source and Purity of Materials:
No information is given.
Estimated Errors:
Solubility: No information is given.
Temperature: No information is given.