Fig. 7From: Preparation of ZnO Photocatalyst for the Efficient and Rapid Photocatalytic Degradation of Azo DyesEffect of dosage on the properties of ZnO prepared with the complexation ratio of 4:1 and calcination temperature of 400 °C (10 min irradiation time, 30 mg/L initial concentration of solution, and pH = 6.8)Back to article page