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M.D. Vı´ctor-Ortega,J.M. Ochando-Pulido,A. Martı´nez-Ferez 한국공업화학회 2016 Journal of Industrial and Engineering Chemistry Vol.36 No.-
The performance of a fixed-bed cation exchange process was examined for final purification of the ironload derived from catalyst usage in the secondary treatment of olive mill wastewater, which led tounacceptable iron levels. Results showed an increase in the pH value up to 4 enhanced the iron ionexchange (IE) efficiency, which decreased upon higher pH. Furthermore, Thomas model provided utmostaccurate dynamic behavior modeling for all inlet concentrations studied (20, 50 and 100 mg L 1). Additionally, up to 100% recovery efficiencies were maintained even after 10 complete cycles. Finally, aneffluent with quality for irrigation reuse was obtained.