pesticide residue

https://doi.org/10.1351/goldbook.P04520
Any substance or mixture of substances in food for man or animals resulting from the use of a @P04519@ including any specified derivatives, such as degradation and conversion products, metabolites, reaction products and impurities considered to be of toxicological significance.
Source:
PAC, 1993, 65, 2003. (Glossary for chemists of terms used in toxicology (IUPAC Recommendations 1993)) on page 2081 [Terms] [Paper]