## mean interstitial velocity of the carrier gas

in chromatography
https://doi.org/10.1351/goldbook.M03779
The @[email protected], $$u$$ of the @[email protected] multiplied by the @[email protected], $$j$$: $\bar{u} = u\ j$ $\bar{u} = \frac{F\ j}{\varepsilon_{\text{I}}}$ where $$F$$ is the @[email protected], $$\varepsilon_{\text{I}}$$ is the @[email protected]
Source:
Orange Book, 2nd ed., p. 103 [Terms] [Book]