Variables: dissolved_organic_carbon electric_conductivity concentration Keywords: MetFrag Systems: groundwater Substances: Acemetacin (FSQKKOOTNAMONP-UHFFFAOYSA-N) 1-Methyl-Benzotriazole (HXQHRUJXQJEGER-UHFFFAOYSA-N) 1-(3-Chlorophenyl)-piperazin (VHFVKMTVMIZMIK-UHFFFAOYSA-N)