Variables: concentration Substances: 1.3-benzothiazole-2-sulfonate (ZCXGMSGCBDSEOY-UHFFFAOYSA-N) fipronil (ZOCSXAVNDGMNBV-UHFFFAOYSA-N) mecoprop (WNTGYJSOUMFZEP-UHFFFAOYSA-N) terbutryn (IROINLKCQGIITA-UHFFFAOYSA-N) Keywords: Chemcatcher pharmaceutical sewer overflows monitoring accumulation pesticide