Enrofloxacin (ENR) belongs to the fluoroquinolone (FQ) antibiotics family, which are contaminants of emerging concern frequently found in effluents. Although many works studying photo-Fenton process for FQ degradation have been reported, there no reports analysing deep effect iron complexation, as well other metals, towards FQs’ photolysis, which, evidently, also contributes overall pollutant. ...