interstitial fraction

in chromatography
https://doi.org/10.1351/goldbook.I03120
The interstitial volume per unit volume of a packed column. Defined by: \(\varepsilon_{\rm{I}}=\frac{V_{\rm{I}}}{X}\) where \(V_{\rm{I}}\) is the interstitial volume and \(X\) the column volume.
Source:
Orange Book, 2nd ed., p. 100 [Terms] [Book]
Citation: 'interstitial fraction' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.I03120 RIS BibTex EndNote
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