Photocatalytic Degradation of Methylene Blue Using TiO₂ Impregnated Diatomite

Table 1

Chemical analyses of diatomite and TiO₂/diatomite composite.

Composition %	SiO2	Al2O3	Fe2O3	MnO	MgO	CaO	Na2O	K2O	H2O^−	TiO2	P2O5
Diatomite	86.82	3.21	1.60	0.011	0.43	0.46	0.25	0.56	0.011	0.15	0.22
TiO2/diatomite	84.66	2.22	0.61	0.15	1.31	0.23	0.15	0.33	0.45	8.71	0.012