In an @I03171@, the non-exchangeable ions which have a charge opposite to that of the @C01371@.
Source: PAC, 1993, 65, 819. (Nomenclature for chromatography (IUPAC Recommendations 1993)) on page 854 [Terms] [Paper]
Citation: 'fixed ions' 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.F02402 RISBibTexEndNote