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. 2018 Dec 22;9(1):10. doi: 10.3390/nano9010010

Figure 12.

Figure 12

MB degradation curves under different MB concentrations (a); UV-Vis spectra of 20 mg L−1 MB after various degradation times (b); UV-Vis spectra of 40 mg L−1 MB after various degradation times (c); and pseudo-first-order kinetic model plot of the degradation process (d).