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The determination of activity coefficients at infinite dilution from gas chromatographic measurements

✍ Scribed by C.J. Hardy

Publisher
Elsevier Science
Year
1959
Tongue
English
Weight
908 KB
Volume
2
Category
Article
ISSN
1873-3778

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✦ Synopsis

ItiTRODUCTION THE DETERMINATION OF ACTIVITY COEFFICIENTS AT INFINITE DILUTION FROM GAS CHROMATOGRAPHIC MEASUREMENTS C. J. HARDY* The U?aiversily, Brislol (Great Britain) Anumberofrecent papers l-8haveshowntheusefulness ofgaschromatographyinthe study of the thermodynamics of systems involving volatile..solutes and involatile solvents. PORTER et aZ.'p*, ANDERSON AND NAPIER~ and KWANTES AND RI JNDERS~ haveconcludedthat(exceptforpolarsolutesin non-polar solvents) activity coefficients at infinite dilution (y") derived from gas-liquid chromatographic measurementsare soundand,do not dependupon operational factors,e.g. the'nature ofthesupport,the amountofsolvent,andtliefl&-rate.Forpolarsolutesin non-polarsolventsthe polar properties ofthesolidsupportcaninfluencetheretentiontime ofthesolute;

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