affinity chromatography

https://doi.org/10.1351/goldbook.A00177
An expression characterizing the particular variant of chromatography in which the unique biological specificity of the analyte and ligand interaction is utilized for the separation.
Source:
PAC, 1993, 65, 819. 'Nomenclature for chromatography (IUPAC Recommendations 1993)' on page 826 (https://doi.org/10.1351/pac199365040819)