Substances: clarithromycin (AGOYDEPGAOXOCK-KCBOHYOISA-N) carbendazim (TWFZGCMQGLPBSX-UHFFFAOYSA-N) diuron (XMTQQYYKAHVGBJ-UHFFFAOYSA-N) benzotriazole (QRUDEWIWKLJBPS-UHFFFAOYSA-N) Systems: flow channel experimental hall Keywords: passive sampler Chemcatcher pharmaceutical monitoring