{"term":{"id":"08085","title":"material characterization study","longtitle":"IUPAC Gold Book - material characterization study","doi":"10.1351\/goldbook.08085","code":"08085","status":"current","definitions":[{"id":1,"text":"Intralaboratory comparison or interlaboratory comparison with the aim of assigning a reference quantity value to a quantity with stated measurement uncertainty or value to a reference nominal property value with stated examination uncertainty.","notes":{"1":"A material characterization study often utilizes selected (routine or reference) laboratories to measure quantity values of a candidate reference material by measurement procedure(s) judged most likely to provide the smallest associated measurement uncertainty.","2":"Although proficiency testing is not primarily intended as a material characterization study, reference materials are sometimes certified on the basis of results from a proficiency testing scheme after appropriate quality assurance procedures."},"links":[{"term":"Intralaboratory comparison","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/08083"},{"term":"candidate reference material","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/08060"},{"term":"interlaboratory comparison","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/08081"},{"term":"measurement procedure(s)","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/08028"},{"term":"proficiency testing","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/08101"},{"term":"proficiency testing scheme","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/08104"}],"sources":["PAC, 2021, 93, 997. 'Metrological and quality concepts in analytical chemistry (IUPAC Recommendations 2021)' on page 1029 (https:\/\/doi.org\/10.1515\/pac-2019-0819)"]}],"altoutputs":{"html":"https:\/\/goldbook.iupac.org\/terms\/view\/08085\/html","xml":"https:\/\/goldbook.iupac.org\/terms\/view\/08085\/xml","plain":"https:\/\/goldbook.iupac.org\/terms\/view\/08085\/plain"},"citation":"Citation: 'material characterization study' 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.08085","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":"2026-04-18T15:50:48+00:00"}}