Title: run bias Long Title: IUPAC Gold Book - run bias DOI: 10.1351/goldbook.08041 Status: current Definition Contribution to measurement bias that is attributed to systematic effects on measurement results made in a single analytical run. Note Measurement bias in analytical chemistry may be considered to include run bias, laboratory bias, and measurement procedure bias. Related Terms - analytical chemistry: https://goldbook.iupac.org//terms/view/08003 - analytical run: https://goldbook.iupac.org//terms/view/08006 - laboratory bias: https://goldbook.iupac.org//terms/view/08021 - measurement procedure bias: https://goldbook.iupac.org//terms/view/08029 - systematic effects: https://goldbook.iupac.org//terms/view/08048 Source - PAC, 2021, 93, 997. 'Metrological and quality concepts in analytical chemistry (IUPAC Recommendations 2021)' on page 1015 (https://doi.org/10.1515/pac-2019-0819) Other Outputs - html: https://goldbook.iupac.org/terms/view/08041/html - json: https://goldbook.iupac.org/terms/view/08041/json - xml: https://goldbook.iupac.org/terms/view/08041/xml Citation: Citation: 'run bias' 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.08041 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: 2026-04-18T23:49:47+00:00