{"term":{"id":"15227","title":"powder","longtitle":"IUPAC Gold Book - powder","doi":"10.1351\/goldbook.15227","code":"15227","status":"current","synonym":"<em>synonym<\/em>: powders","definitions":[{"id":1,"text":"Dry solid material consisting of many, usually free flowing, fine particles. Conventionally, the title 'powder' should be restricted to powder mixes for internal use and alternative terms are used for other powdered formulations presented in this way, e.g., dusting powders, which are for external use.","notes":{"1":"The term \"powder\", when used to describe a dosage form, however, describes a formulation in which a drug powder has been mixed with other powdered excipients to produce the final product."},"links":[{"term":"dusting powders","url":"https:\/\/goldbook.iupac.org\/terms\/view\/15179"},{"term":"formulations","url":"https:\/\/goldbook.iupac.org\/terms\/view\/15188"}],"sources":["PAC, 2009, 81, 971. 'Glossary of terms related to pharmaceutics (IUPAC Recommendations 2009)' on page 994 (https:\/\/doi.org\/10.1351\/PAC-REC-04-10-14)"]}],"altoutputs":{"html":"https:\/\/goldbook.iupac.org\/terms\/view\/15227\/html","xml":"https:\/\/goldbook.iupac.org\/terms\/view\/15227\/xml","plain":"https:\/\/goldbook.iupac.org\/terms\/view\/15227\/plain"},"citation":"Citation: 'powder' 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.15227","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":"2026-05-11T02:10:39+00:00"}}