Isotherm constants for MB and RhB adsorption at different concentrations.

Dye	Langmuir isotherm model			Freundlich isotherm model			Temkin isotherm model
	R 2	K L (L mg−1)	Q m (mg g−1)	R 2	K F (mg g−1)	n (mg L−1)	R 2	K T	B 1
MB	0.991	0.4	200	0.9263	54	2.36	0.980	2.3	50.62
RhB	0.986	0.3	164	0.8685	44.8	2.6	0.903	4.5	30.22