Variables: dissolved_organic_carbon total_organic_carbon electric_conductivity pH Substances: 1-Hydroxy-Benzotriazole (ASOKPJOREAFHNY-UHFFFAOYSA-N) 2 -2 -Difluorodeoxyuridin (FIRDBEQIJQERSE-QPPQHZFASA-N) Systems: groundwater Keywords: MetFrag micropollutants monitoring