spot

in chromatography
https://doi.org/10.1351/goldbook.S05889
A zone in paper and @T06346@ of approximately circular appearance.
Sources:
Orange Book, 2nd ed., p. 96 [Terms] [Book]
PAC, 1993, 65, 819. (Nomenclature for chromatography (IUPAC Recommendations 1993)) on page 834 [Terms] [Paper]
Citation: 'spot' 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.S05889 RIS BibTex EndNote
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Last revised: February 24, 2014