Term: concave isotherm
https://doi.org/10.1351/goldbook.CT06938

Definition:
distribution isotherm, the slope of which is continuously increasing.

Note: The resulting chromatographic peak is @F02534@. In @G02586@, overloading often results in a concave isotherm.

Related Terms:
1) fronting (<em>in chromatography</em>) (http://doi.org/10.1351/goldbook.F02534).
2) gas-liquid chromatography (<em>in chromatography</em>) (http://doi.org/10.1351/goldbook.G02586).
3) distribution isotherm (<em>in chromatography</em>) (<em>in chromatography</em>) (http://doi.org/10.1351/goldbook.DT06932).

Source: PAC, 1996, 68, 1591. 'Nomenclature for non-linear chromatography (IUPAC Recommendations 1996)' on page 1593 (https://doi.org/10.1351/pac199668081591)

Citation: 'concave isotherm' 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.CT06938

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