Fig. 9From: Preparation of ZnO Photocatalyst for the Efficient and Rapid Photocatalytic Degradation of Azo DyesPhotocatalytic degradation kinetic curves for photocatalytic degradation of MO, CR, and DB38 over ZnO under UV irradiation (30 mg/L initial concentration of solution, 0.2 g/L ZnO, and pH = 6.8)Back to article page