Variables: dissolved_oygen dissolved_organic_carbon total_organic_carbon pH Keywords: micropollutants high resolution mass spectrometry Systems: groundwater Substances: 1-[(4-Chlorophenyl)phenylmethyl]piperazine (UZKBSZSTDQSMDR UHFFFAOYSA-N) 1-Naphthylacetic acid (PRPINYUDVPFIRX-UHFFFAOYSA-N)