Organizations: Contaminant fate processes Variables: dissolved_oygen dissolved_organic_carbon electric_conductivity Substances: 4-Formylaminoantipyrin (4-FAA) (WSJBSKRPKADYRQ-UHFFFAOYSA-N) 1-3-Dimethyl-2-imidazolidinon (CYSGHNMQYZDMIA-UHFFFAOYSA-N)