04973 IUPAC Gold Book - qualitative analysis 10.1351/goldbook.Q04973 Q04973 current 1 Analysis in which substances are identified or classified on the basis of their chemical or physical properties, such as chemical reactivity, solubility, molecular weight, melting point, radiative properties (emission, absorption), mass spectra, nuclear half-life, etc. melting https://goldbook.iupac.org/terms/view/M03821 molecular weight https://goldbook.iupac.org/terms/view/M04000 quantitative analysis https://goldbook.iupac.org/terms/view/Q04980 solubility https://goldbook.iupac.org/terms/view/S05740 PAC, 1995, 67, 1699. 'Nomenclature in evaluation of analytical methods including detection and quantification capabilities (IUPAC Recommendations 1995)' on page 1701 (https://doi.org/10.1351/pac199567101699) https://goldbook.iupac.org/terms/view/Q04973/html https://goldbook.iupac.org/terms/view/Q04973/json https://goldbook.iupac.org/terms/view/Q04973/plain Citation: 'qualitative analysis' 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.Q04973 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. 2026-06-28T07:04:37+00:00