An analytical method of defined structure that has been brought into a state of statistical control, such that its imprecision and bias
are fixed, given the measurement conditions. This is prerequisite for the evaluation of the performing characteristics of the method, or the development of meaningful uncertainty statements concerning analytical results.
PAC, 1995, 67, 1699
(Nomenclature in evaluation of analytical methods including detection and quantification capabilities (IUPAC Recommendations 1995))
on page 1702
IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). XML on-line corrected version: http://goldbook.iupac.org (2006-) created by M. Nic, J. Jirat, B. Kosata; updates compiled by A. Jenkins. ISBN 0-9678550-9-8. doi:10.1351/goldbook