Variables: concentration Substances: 2.4-D (OVSKIKFHRZPJSS-UHFFFAOYSA-N) diuron (XMTQQYYKAHVGBJ-UHFFFAOYSA-N) benzotriazole (QRUDEWIWKLJBPS-UHFFFAOYSA-N) mecoprop (WNTGYJSOUMFZEP-UHFFFAOYSA-N) diazinon (FHIVAFMUCKRCQO-UHFFFAOYSA-N) terbutryn (IROINLKCQGIITA-UHFFFAOYSA-N) Systems: flow channel experimental hall Keywords: Chemcatcher sewer overflows monitoring polar organic pollutant pesticide