peak resolution, Rs

in chromatography
https://doi.org/10.1351/goldbook.P04465
The separation of two peaks in terms of their average peak width at base (tR2>tR1): Rs=tR2−tR1wb1+wb22=2 (tR2−tR1)wb1+wb2 In the case of two adjacent peaks it may be assumed that wb1≈wb2, and thus, the width of the second peak may be substituted for the average value: Rs≈tR2−tR1wb2
Sources:
Orange Book, 2nd ed., p. 108 [Terms] [Book]
PAC, 1993, 65, 819. (Nomenclature for chromatography (IUPAC Recommendations 1993)) on page 847 [Terms] [Paper]
Citation: 'peak resolution' 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.P04465 RIS BibTex EndNote
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