inert ingredient

https://doi.org/10.1351/goldbook.15815
Any intentionally added ingredient of a mixture that does not contribute to the desired biological effect: This definition does not include impurities and does not imply that the inert ingredient has no biological effects.
Compare: active ingredient
Source:
PAC, 2007, 79, 1153. (Glossary of terms used in toxicology, 2nd edition (IUPAC Recommendations 2007)) on page 1244 [Terms] [Paper]
Citation: 'inert ingredient' 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.15815 RIS BibTex EndNote
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