Term: extraction https://doi.org/10.1351/goldbook.E02301 Definition: distribution and partition are often used as synonyms for the general phenomenon of extraction where appropriate. Related Terms: 1) distribution (http://doi.org/10.1351/goldbook.D01811). 2) partition (http://doi.org/10.1351/goldbook.P04435). 3) liquid-liquid extraction (http://doi.org/10.1351/goldbook.L03587). Source: PAC, 1993, 65, 2373. 'Nomenclature for liquid-liquid distribution (solvent extraction) (IUPAC Recommendations 1993)' on page 2377 (https://doi.org/10.1351/pac199365112373) Citation: 'extraction' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.E02301 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. 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.