Substances: diuron (XMTQQYYKAHVGBJ-UHFFFAOYSA-N) fipronil (ZOCSXAVNDGMNBV-UHFFFAOYSA-N) mecoprop (WNTGYJSOUMFZEP-UHFFFAOYSA-N) diazinon (FHIVAFMUCKRCQO-UHFFFAOYSA-N) Keywords: Chemcatcher pharmaceutical monitoring pesticide