{"term":{"id":"06663","title":"wavelength error","longtitle":"IUPAC Gold Book - wavelength error","doi":"10.1351\/goldbook.W06663","code":"W06663","status":"current","definitions":[{"id":1,"text":"The error in absorbance which may occur if there is a difference between the (mean) wavelength of the radiation entering the sample cell and the indicated wavelength on the spectrometer scale.","contexts":[],"links":[{"term":"absorbance","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/A00028"},{"term":"spectrometer","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/S05837"},{"term":"wavelength","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/W06659"}],"sources":["PAC, 1988, 60, 1449. 'Nomenclature, symbols, units and their usage in spectrochemical analysis - VII. Molecular absorption spectroscopy, ultraviolet and visible (UV\/VIS) (Recommendations 1988)' on page 1456 (https:\/\/doi.org\/10.1351\/pac198860091449)"]}],"altoutputs":{"html":"https:\/\/goldbook.iupac.org\/terms\/view\/W06663\/html","xml":"https:\/\/goldbook.iupac.org\/terms\/view\/W06663\/xml","plain":"https:\/\/goldbook.iupac.org\/terms\/view\/W06663\/plain"},"citation":"Citation: 'wavelength error' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351\/goldbook.W06663","license":"The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https:\/\/creativecommons.org\/licenses\/by-sa\/4.0\/) for individual terms.","collection":"If you are interested in licensing the Gold Book for commercial use, please contact the IUPAC Executive Director at executivedirector@iupac.org .","disclaimer":"The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using.","accessed":"2026-04-17T20:02:39+00:00"}}