Fig. 5: Pollutant degradation analysis of CoMn2O4 and CoMn2O4-S.

a PE degradation in different systems. b Other pollutants’ degradation in CoMn2O4-S/PMS system. Reaction conditions: [contaminant] = 7.5 mg·L−1, [PMS] = 0.4 mM, [catalyst] = 25 mg·L−1, T = 25 °C, pH0 = 3.26.