Title: acceptance interval
Long Title: IUPAC Gold Book - acceptance interval
DOI: 10.1351/goldbook.08052
Status: current

Definition
Interval of permissible measured quantity values.


Notes
1) Unless otherwise stated in the specification, the acceptance limits belong to the acceptance interval.
2) An acceptance interval is termed an "acceptance zone" in the Eurachem guide on compliance assessment.

Related Terms
- acceptance limits: https://goldbook.iupac.org//terms/view/08053
- decision rule in conformity assessment: https://goldbook.iupac.org//terms/view/08072
- rejection interval: https://goldbook.iupac.org//terms/view/08121

Source
- PAC, 2021, 93, 997. 'Metrological and quality concepts in analytical chemistry (IUPAC Recommendations 2021)' on page 1019 (https://doi.org/10.1515/pac-2019-0819)

Other Outputs
- html: https://goldbook.iupac.org/terms/view/08052/html
- json: https://goldbook.iupac.org/terms/view/08052/json
- xml: https://goldbook.iupac.org/terms/view/08052/xml

Citation: Citation: 'acceptance interval' 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.08052
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.
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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: 2025-09-11T01:37:50+00:00