CONCURRENT SOLUTION AND ADSORPTION PHENOMENA IN CHROMATOGRAPHY .2. SYSTEM ALCOHOLS-SQUALANE

被引:72
作者
CADOGAN, DF
CONDER, JR
LOCKE, DC
PURNELL, JH
机构
[1] Department of Chemistry, University College of Swansea, Swansea, Glamorgan
[2] Department of Chemistry, Queens College, City University of New York, Flushing
关键词
D O I
10.1021/j100723a036
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Gas-liquid partition chromatography has been used for the first time to determine accurate values of the limiting activity coefficients of C3-C5 alcohols in squalane over the temperature range 50-70°. A newly devised data-treatment procedure was used to circumvent the problems of liquid and solid support interfacial adsorption which occur in these systems, and which have plagued previous chromatographic investigations. The results validate the corrective procedure used, thus allowing the extension of chromatographic techniques to the study of the thermodynamics of such systems.
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页码:708 / &
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