Fig. 7From: Eggshell Membrane-Templated MnO2 Nanoparticles: Facile Synthesis and Tetracycline Hydrochloride DecontaminationThe time-dependent a absorption intensity of TCH and b removal efficiency for the degradation of different initial concentrations of TCH. c Linear first-order kinetic plots and d linear second-order kinetic plots for degradation of different initial concentrations of TCH. (Conditions: a dose of MnO2 NPs/ESM was 0.1740 g/L, controlled pH was 3.0)Back to article page