Organizations: Contaminant fate processes Variables: dissolved_oygen pH electric_conductivity Substances: 1-Naphthylacetic acid (PRPINYUDVPFIRX-UHFFFAOYSA-N) 1-Propanesulfonate (KCXFHTAICRTXLI-UHFFFAOYSA-N) Systems: groundwater Keywords: high resolution mass spectrometry monitoring pesticides metabolites