{"term":{"id":"06080","title":"substoichiometric extraction","longtitle":"IUPAC Gold Book - substoichiometric extraction","doi":"10.1351\/goldbook.S06080","code":"S06080","status":"current","definitions":[{"id":1,"text":"Solvent extraction in which the amount of reagent used is lower than that dictated by stoichiometry. If the constants of formation and extraction of the complexes are high, the amount of extracted metal is dictated by the amount of extractant introduced.","links":[{"term":"Solvent extraction","url":"https:\/\/goldbook.iupac.org\/terms\/view\/S05752"},{"term":"extractant","url":"https:\/\/goldbook.iupac.org\/terms\/view\/E02299"},{"term":"extraction","url":"https:\/\/goldbook.iupac.org\/terms\/view\/E02301"},{"term":"reagent","url":"https:\/\/goldbook.iupac.org\/terms\/view\/R05190"},{"term":"stoichiometry","url":"https:\/\/goldbook.iupac.org\/terms\/view\/S06026"}],"sources":["PAC, 1993, 65, 2373. 'Nomenclature for liquid-liquid distribution (solvent extraction) (IUPAC Recommendations 1993)' on page 2379 (https:\/\/doi.org\/10.1351\/pac199365112373)"]}],"altoutputs":{"html":"https:\/\/goldbook.iupac.org\/terms\/view\/S06080\/html","xml":"https:\/\/goldbook.iupac.org\/terms\/view\/S06080\/xml","plain":"https:\/\/goldbook.iupac.org\/terms\/view\/S06080\/plain"},"citation":"Citation: 'substoichiometric extraction' 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.S06080","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":"2026-06-28T11:12:41+00:00"}}