Research Article

Phenol Photocatalytic Degradation by Advanced Oxidation Process under Ultraviolet Radiation Using Titanium Dioxide

Figure 13

Effect of solution pH on (a) effluent phenol concentration and (b) phenol reduction ( : 40 mg/L, distance of UV source: 15, contact time 0–300 min, and various solution pH).
815310.fig.0013a
(a)
815310.fig.0013b
(b)