Title: extract
Long Title: IUPAC Gold Book - extract
DOI: 10.1351/goldbook.E02296
Status: current

Definition
The separated phase (often but not necessarily organic) that contains the material extracted from the other phase. Where appropriate the term 'loaded solvent' may be used, but is not recommended.

Sources
- Orange Book, 2nd ed., p. 91 (https://media.iupac.org/publications/analytical_compendium/)
- PAC, 1993, 65, 2373. 'Nomenclature for liquid-liquid distribution (solvent extraction) (IUPAC Recommendations 1993)' on page 2380 (https://doi.org/10.1351/pac199365112373)

Other Outputs
- html: https://goldbook.iupac.org/terms/view/E02296/html
- json: https://goldbook.iupac.org/terms/view/E02296/json
- xml: https://goldbook.iupac.org/terms/view/E02296/xml

Citation: Citation: 'extract' 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.E02296
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Accessed: 2026-07-28T16:54:25+00:00