shelf life 

https://doi.org/10.1351/goldbook.08046
Time interval during which a reference material producer warrants the material stability of the reference material.
Note:
The shelf life is equivalent to the "period of validity" of the reference material certificate and is ended by the "expiry date".
Source:
PAC, 2021, 93, 997. (Metrological and quality concepts in analytical chemistry (IUPAC Recommendations 2021)) on page 1017 [Terms] [Paper]
Citation: 'shelf life' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.08046 RIS BibTex EndNote
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