mean interstitial velocity of the carrier gas

in chromatography

The interstitial velocity, $u$ of the carrier gas multiplied by the pressure-gradient correction-factor, $j$ :

$u ̄ = u j$

$u ̄ = F j ɛ I$

where $F$ is the nominal linear flow, $ɛ I$ is the interstitial fraction.

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Cite as:
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. https://doi.org/10.1351/goldbook.

Last update: 2014-02-24; version: 2.3.3.

DOI of this term: https://doi.org/10.1351/goldbook.M03779.

Original PDF version: http://www.iupac.org/goldbook/M03779.pdf. The PDF version is out of date and is provided for reference purposes only. For some entries, the PDF version may be unavailable.

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