Figure 9.
(a) Plot of Ct. Co verses irradiation of photodegradation of MB at various times (b), pseudo-first order plot for photodegradtion of MB (c) and the calibration curve of dye removal (%) under natural light illumination of bulk TiO2 material that has been hydrothermally treated with 5, 10, and 15 mL of FC leaf extracts at 20–240 min.