SDS Volume (3903)

Volume 69. Ternary Alcohol-Hydrocarbon-Water Systems, p None

Original Measurements

Arzhanov, P. G.; Komarova, L. F.; Garber, Yu. N.; Zh. Prikl. Khim. 48, 2089 (1975).

Variables:

Room Temp: 348 - 353 $\pu{K}$

Prepared by:

A. Skrzecz

Method/Apparatus/Procedure:

The analytical method was used. The equilibrium was investigated at the boiling temperature at 760 Torr. The samples were taken for GLC analysis through heated capillaries. Analysis: column 2 m long and 4 mm diameter filled with polichrom with 15% polyethyleneglycoladipinate; 100 °C; $\ce{H2}$ 100 mL/min; internal standard and homogenizer-acetone. Boiling temperatures of the two-phase mixture at 760 Torr. were estimated from the authors' graph.

Source and Purity of Materials:
  1. Source not specified; purified in the laboratory; BP = $\pu{78.3 \pm 0.1^{\circ}C}$, $n_{D}^{20}$ = 1.3614; the properties were in agreement with literature data, purity was checked by GLC analysis.
  2. Source not specified; purified in the laboratory; BP = 110.7±0.1°C, $n_{D}^{20}$ = 1.4969; the properties were in agreement with literature data, purity was checked by GLC analysis.
  3. Double distilled.
Estimated Errors:

Ambient temperature: Pressure ±0.1 Torr.
Mass concentration (m/v) (1): Not reported.

Components:
  1. Ethanol, $\ce{ C2H6O }$; [64-17-5] NIST WebBook
  2. Toluene, $\ce{ C7H8 }$; [108-88-3] NIST WebBook
  3. Water, $\ce{ H2O }$; [7732-18-5] NIST WebBook
Experimental Data
Compositions of coexisting phases
$T$ (°C) $T$ ($\pu{K}$) $x_{1}$ $x_{2}$ w1 w2
80.0353.2 0.0750.925 0.0390.961
80.0353.2 0.0850.000 0.1920.000
76.5349.7 0.1390.815 0.0780.912
76.5349.7 0.1443 x 10-3 0.2980.012
75.5348.7 0.2050.705 0.1240.854
75.5348.7 0.2206 x 10-3 0.4122 x 10-3
75.1348.3 0.2610.603 0.1720.793
75.1348.3 0.2630.015 0.4570.052
74.7347.9 0.2900.530 0.2040.746
74.7347.9 0.2830.030 0.4630.098
74.5347.7 0.3420.219 0.3590.460
74.5347.7 0.3420.219 0.3590.460

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