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IUPAC-NIST Solubility Database
NIST Standard Reference Database 106
Solubility System:
Tetrachloromethane (carbon tetrachloride) with Potassium chloride and Water
Components:
(1) Water; H2O; [7732-18-5]
NIST Chemistry WebBook
for detail
(2) Tetrachloromethane (carbon tetrachloride); CCl4; [56-23-5]
NIST Chemistry WebBook
for detail
(3) Potassium chloride; KCl; [7447-40-7]
NIST Chemistry WebBook
for detail
Original Measurements:
Liu, J.L.; Huang, T.C., Scientia Sinica (Peking) 1961, 10, 700-10.
Variables:
Temperature = 298 K
Concentration = Concentration
Prepared By:
A. L. Horvath
Experimental Data:
(Notes on the Nomenclature)
t/°C
Density ρ [kg m**-3]
Concentration c
2
[mol dm**-3]
10
2
* Mass Fraction w
1
(compiler)
10
5
* Mole Fraction x
1
(compiler)
25
.698
.3032
6.89 x 10
-2
8.215
25
.644
.4833
6.30 x 10
-2
7.586
25
.608
.7232
5.89 x 10
-2
7.196
25
.560
.9727
5.36 x 10
-2
6.646
Method/Apparatus/Procedure:
An accurate amount of tetrachloromethane was transferred into an Erlenmeyer flask containing a weighed amount of aqueous solution. The flask was rotated in a thermostat bath until equilibrium was established. The optical densities of different concentration of tetrachloromethane in the aqueous solutions were measured using water as the reference liquid. Duplicate experiments were made and the results averaged. The absorption spectra of tetrachloromethane in aqueous potassium chloride solutions were determined using a Hilger spectrophotometer.
Source and Purity of Materials:
(1) Peking Chemical Factory, further purified by washing with H
2
SO
4
,NaOH and water; dried over CaCl
2
and fractionated.
(2) Peking Chemical Factory, recrystallized twice before use.
(3) Distilled.
Estimated Errors:
Solubility: Not specified.
Temperature: ± 0.5 K (compiler).