Substances: clarithromycin (AGOYDEPGAOXOCK-KCBOHYOISA-N) diuron (XMTQQYYKAHVGBJ-UHFFFAOYSA-N) diazinon (FHIVAFMUCKRCQO-UHFFFAOYSA-N) 2.4-D (OVSKIKFHRZPJSS-UHFFFAOYSA-N) Systems: flow channel experimental hall Keywords: Chemcatcher monitoring polar organic pollutant