Photocatalytic Degradation of Methylene Blue from Aqueous Medium onto Perlite-Based Geopolymer

Table 1

Quantitative chemical composition of perlite (wt.%).

Major elements	SiO2	Al2O3	Na2O	K2O	Fe2O3	CaO	MgO	TiO2
Composition (wt.%)	74.75	12.48	4.48	5.42	0.88	0.7	0.1	0.06