Organizations: Contaminant fate processes Variables: dissolved_oygen electric_conductivity concentration Keywords: MetFrag micropollutants high resolution mass spectrometry pesticides metabolites Substances: 1-Propanesulfonate (KCXFHTAICRTXLI-UHFFFAOYSA-N) 2 -2 -Difluorodeoxyuridin (FIRDBEQIJQERSE-QPPQHZFASA-N)