Organizations: Contaminant fate processes Variables: total_organic_carbon electric_conductivity concentration Substances: 1-(3-Trifluoromethylphenyl)-piperazine (KKIMDKMETPPURN-UHFFFAOYSA-N) 2 -2 -Difluorodeoxyuridin (FIRDBEQIJQERSE-QPPQHZFASA-N) Systems: groundwater Keywords: high resolution mass spectrometry monitoring land use