Influencing Parameters in the Photocatalytic Degradation of Organic Effluent via Nanometal Oxide Catalyst: A Review

Table 6

Dependence of photocatalytic activity on catalyst loading.

Source of catalyst	Light source	Catalyst preparation method	Catalyst used	Organic pollutant	Catalyst concentration	Irradiation time	Degradation efficiency (%)	Reference
TiCl4  and cobalt(III); 2,4-pentanedionate	UV radiation	Sol-gel method	Codoped TiO2	2-Chlorophenol	10 mg/L	3 h	96.4	[57]
	100 W mercury lamp	Sol-gel method	Codoped TiO2	2-Chlorophenol	No catalyst	180 min	10	[48]
					5		50
					10		90
					30		90