Variables: dissolved_oygen total_organic_carbon electric_conductivity pH Keywords: micropollutants high resolution mass spectrometry Systems: groundwater Substances: Acesulfame (YGCFIWIQZPHFLU-UHFFFAOYSA-N) 1-(3-Trifluoromethylphenyl)-piperazine (KKIMDKMETPPURN-UHFFFAOYSA-N)