Variables: dissolved_organic_carbon total_organic_carbon pH electric_conductivity concentration Substances: 1-Propanesulfonate (KCXFHTAICRTXLI-UHFFFAOYSA-N) 1-(3-Chlorophenyl)-piperazin (VHFVKMTVMIZMIK-UHFFFAOYSA-N) Systems: groundwater Keywords: micropollutants pesticides metabolites