Isobaric Vapor−Liquid−Liquid Equilibrium and Vapor−Liquid Equilibrium for the Quaternary System Water−Ethanol−Cyclohexane−Isooctane at 101.3 kPa
Autor: | Juan Carlos Asensi, Ana Pequenín, Vicente Gomis |
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Rok vydání: | 2009 |
Předmět: | |
Zdroj: | Journal of Chemical & Engineering Data. 55:1227-1231 |
ISSN: | 1520-5134 0021-9568 |
DOI: | 10.1021/je900604a |
Popis: | Experimental isobaric vapor−liquid−liquid and vapor−liquid equilibrium data for the ternary system water (1) −cyclohexane (2) −isooctane (3) and the quaternary system water (1) −ethanol (2) −cyclohexane (3) −isooctane (4) were measured at 101.3 kPa. An all-glass, dynamic recirculating still equipped with an ultrasonic homogenizer was used to determine the VLLE. The results obtained show that the system does not present quaternary azeotropes. The point-by-point method by Wisniak for testing the thermodynamic consistency of isobaric measurements was used to test the equilibrium data. |
Databáze: | OpenAIRE |
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