Table 3.

Adsorption parameters of Langmuir and Freundlich isotherm models.

Adsorbent	Temperature (K)	Langmuir model			Freundlich model
		K L /10 −2 (L/mg)	Q m (mg/g)	R 2	K F (L/g)	n	R 2
MAER-1	278	0.331	502.60	0.9493	6.886	1.492	0.9790
	293	0.610	536.18	0.9550	12.036	1.668	0.9861
	308	1.853	618.72	0.9761	30.586	2.022	0.9799
MAER-2	278	0.254	413.80	0.9738	5.017	1.403	0.9834
	293	0.522	519.97	0.9766	9.797	1.622	0.9955
	308	2.297	670.24	0.9428	35.757	2.330	0.9741
MAER-3	278	0.545	461.80	0.9529	11.194	1.654	0.9875
	293	1.113	474.40	0.9451	19.770	1.882	0.9869
	308	3.278	541.01	0.9577	42.365	2.252	0.9721