{"term":{"id":"05715","title":"SM-interference","longtitle":"IUPAC Gold Book - SM-interference","doi":"10.1351\/goldbook.S05715","code":"S05715","status":"current","definitions":[{"id":1,"text":"Interference by a substance that produces a signal by a similar mechanism to the analyte, which in the given procedure (including the apparatus used) can not be distinguished from the signal given by the analyte. For example, in a colour reaction with an organic ligand by also reacting with the ligand and producing a coloured compound absorbing at the same wavelength as the compound produced by the analyte or in an atomic spectrochemical analysis by absorbing or emitting at the same wavelength as the analyte.","links":[{"term":"Interference","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/I03089"},{"term":"ligand","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/L03518"},{"term":"wavelength","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/W06659"}],"sources":["PAC, 1983, 55, 553. 'Recommendations for the usage of selective, selectivity and related terms in analytical chemistry' on page 554 (https:\/\/doi.org\/10.1351\/pac198855030553)"]}],"altoutputs":{"html":"https:\/\/goldbook.iupac.org\/terms\/view\/S05715\/html","xml":"https:\/\/goldbook.iupac.org\/terms\/view\/S05715\/xml","plain":"https:\/\/goldbook.iupac.org\/terms\/view\/S05715\/plain"},"citation":"Citation: 'SM-interference' 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.S05715","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":"2026-08-07T19:43:46+00:00"}}