non-linear distribution isotherm

in chromatography
https://doi.org/10.1351/goldbook.NT06936
A @DT06932@ which is not linear.
Note:
A non-linear isotherm can have several shapes, as classified by Brunauer et al. In @C01075@ convex or concave shapes are common, as well as combinations.
Source:
PAC, 1996, 68, 1591. (Nomenclature for non-linear chromatography (IUPAC Recommendations 1996)) on page 1593 [Terms] [Paper]
Citation: 'non-linear distribution isotherm' in IUPAC Compendium of Chemical Terminology, 3rd ed. International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. https://doi.org/10.1351/goldbook.NT06936 RIS BibTex EndNote
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Last revised: February 24, 2014