{"term":{"id":"10187","title":"static extraction","longtitle":"IUPAC Gold Book - static extraction","doi":"10.1351\/goldbook.10187","code":"10187","status":"current","definitions":[{"id":1,"text":"Batch extraction in which the extraction phase attains a constant composition before phase separation.","notes":{"1":"If the analytes are initially present as a solution in an immiscible liquid phase the process is synonymous with liquid-liquid extraction.","2":"If the sample is a solid that is partially soluble in the extraction phase then leaching may be a more appropriate term."},"links":[{"term":"Batch extraction","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/10166"},{"term":"extraction phase","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/10175"},{"term":"leaching","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/10179"}],"sources":["PAC, 2016, 88, 517. 'Glossary of terms used in extraction (IUPAC Recommendations 2016)' on page 526 (https:\/\/doi.org\/10.1515\/pac-2015-0903)"]}],"altoutputs":{"html":"https:\/\/goldbook.iupac.org\/terms\/view\/10187\/html","xml":"https:\/\/goldbook.iupac.org\/terms\/view\/10187\/xml","plain":"https:\/\/goldbook.iupac.org\/terms\/view\/10187\/plain"},"citation":"Citation: 'static 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.10187","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":"2026-07-25T22:50:35+00:00"}}