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IUPAC-NIST Solubility Database
NIST Standard Reference Database 106
Solubility System:
Trichloromethane (chloroform) with Water
Components:
(1) Water; H2O; [7732-18-5]
NIST Chemistry WebBook
for detail
(2) Trichloromethane (chloroform); CHCl3; [67-66-3]
NIST Chemistry WebBook
for detail
Original Measurements:
Gibby, C.W.; Hall, J.J., Chem. Soc. 1931, 691-3.
Variables:
Temperature = 248 K - 327 K
Prepared By:
A. L. Horvath
Experimental Data:
(Notes on the Nomenclature)
t/°C
10
2
* Mass Fraction w
1
10
4
* Mole Fraction x
1
10
2
* w
1
/M
1
(compiler) [mol g**-1]
-25
0.6 x 10
-2
4.0
3.33 x 10
-4
-15
0.9 x 10
-2
6.0
5.00 x 10
-4
-1
1.4 x 10
-2
9.3
7.77 x 10
-4
3
1.9 x 10
-2
12.6
1.05 x 10
-3
11
4.3 x 10
-2
28.4
2.39 x 10
-3
17
6.1 x 10
-2
40.3
3.39 x 10
-3
22
6.5 x 10
-2
42.9
3.61 x 10
-3
23
7.2 x 10
-2
47.5
4.00 x 10
-3
31
1.00 x 10
-1
65.9
5.55 x 10
-3
45
1.18 x 10
-1
77.7
6.55 x 10
-3
48
1.44 x 10
-1
94.7
8.00 x 10
-3
54
1.65 x 10
-1
108.3
9.16 x 10
-3
Method/Apparatus/Procedure:
Known weight mixtures of trichloromethane and water were prepared in glass tubes. The tubes were heated until all the water had dissolved. Upon cooling, the temperature at which the first detected appearance of turbidity was noted. Stirring was ensured by gentle rocking of the tubes.
Source and Purity of Materials:
(1) Distilled (compiler).
(2) Source not given. Pure B. P., treated with H
2
SO
4
, NaOH, and H
2
O. Dried with Na
2
CO
3
and refluxing with Mg
3
N
2
before use.
Estimated Errors:
Solubility: Not specified.
Temperature: ± 1 K.