07513 IUPAC Gold Book - sol fraction 10.1351/goldbook.ST07513 ST07513 current 1 Mass fraction of the dissolved or dispersed material, resulting from a network-forming polymerization or crosslinking process, that is constituted of molecules of finite (statistically definable) relative molecular masses. Mass fraction https://goldbook.iupac.org//terms/view/M03722 crosslinking https://goldbook.iupac.org//terms/view/CT07136 network https://goldbook.iupac.org//terms/view/NT07562 polymerization https://goldbook.iupac.org//terms/view/P04740 PAC, 2007, 79, 1801. 'Definitions of terms relating to the structure and processing of sols, gels, networks, and inorganic-organic hybrid materials (IUPAC Recommendations 2007)' on page 1806 (https://doi.org/10.1351/pac200779101801) https://goldbook.iupac.org/terms/view/ST07513/html https://goldbook.iupac.org/terms/view/ST07513/json https://goldbook.iupac.org/terms/view/ST07513/plain Citation: 'sol fraction' 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.ST07513 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. If you are interested in licensing the Gold Book for commercial use, please contact the IUPAC Executive Director at executivedirector@iupac.org . 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. 2026-06-29T04:24:00+00:00