Research Article

Photocatalytic Treatment of Rhodamine 6G in Wastewater Using Photoactive ZnO

Table 1

Selected results on photocatalytic activities of the ZnO and TiO2 samples.

ZnO_urea
90 min
pH 8.5
ZnO_NaOH
90 min
pH 8.5
ZnO_urea
90 min
pH 10
ZnO_NaOH
90 min
pH 10
TiO2
90 min
pH 3.7
TiO2
90 min
pH 5.5

R_6G
30 ppm
74.7071.4194.3475.4286.0292.43
R_6G
50 ppm
67.1048.8685.1984.68