Figure 2 SEM images of (a)TiO2 and (b) Zeolite Y-Supported TiO2 (1.0 cm = 0.83 m).

Figure 3 Elemental Analysis of (a) Na-Y Zeolite and (b) Zeolite Y-Supported TiO2

Figure 4 Chlorazol E Dye Degradation Profiles at pH 2, 6, and 11.

Figure 5 Chlorazol E Dye Degradation Profiles at Concentrations from 6 to 30 ppm.

Figure 6 Chlorazol E Dye Degradation Profiles from 30 to 70 oC.

Figure 7 Semilog Plot of Chlorazol E Dye Concentration (ppm) with Time (minutes).

pH	Before Treatment	After Treatment
2	16 mg/l	20 mg/l
6	18.5 mg/l	10 mg/l
11	13.8mg/l	10.8 mg/l

Table 1 COD Measurements for Dye Solutions at pH 2,6, and 11 Before and After Chlorazol E Degradation.

pH	Before Degradation	After Degradation
2	52.36mS/cm	3309mS/cm
6	16.31mS/cm	288mS/cm
11	4427mS/cm	170mS/cm

Table 2 Conductivity Measurement of Dye Solutions at pH 2, 6, 11 Before and After Chlorazol E Degradation.

Initial concentration	k (min –1)	R 2
10 ppm	0.0023	0.8572
16 ppm	0.0018	0.9789
30 ppm	0.001	0.9592
Initial pH	k (min –1)	r2
pH 6	0.0014	0.9428
pH 11	0.0013	0.9947

Table 3Kinetics of Chlorazol E Photodegradation at Different Concentrations and pH.