Photocatalytic Degradation of Aniline Using TiO₂ Nanoparticles in a Vertical Circulating Photocatalytic Reactor

Table 2

Effect of catalyst concentration on photocatalytic degradation of aniline under UV illumination in HCBR (experimental conditions: initial aniline: 50 mg/L; initial pH: 6, temperature: 293 K).

Catalyst concentration (mg/L)	Equation	𝐾ap	𝑅^2
0 (only UV)	0.061x + 0.178	0.061	0.97
20	0.066x + 0.178	0.066	0.897
40	0.132x + 0.311	0.132	0.988
60	0.265x + 0.397	0.265	0.939
80	0.210x + 0.330	0.21	0.957