The corrected retention volume, ,
is given by
is the pressure gradient
correction factor for a homogeneously filled column of constant diameter
is the retention volume
This quantity is of limited use because it is influenced by the volumes of the sample injector and detector, as well as the interstitial volume of the column.
IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). XML on-line corrected version: http://goldbook.iupac.org (2006-) created by M. Nic, J. Jirat, B. Kosata; updates compiled by A. Jenkins. ISBN 0-9678550-9-8. doi:10.1351/goldbook