Evaluation of Methylene Blue Sorption onto Low-Cost Biosorbents: Equilibrium, Kinetics, and Thermodynamics

Table 1

Freundlich and Langmuir adsorption isotherm parameters.

Temperature (°K)	MB dye concentration (mg/L)	Freundlich isotherm			Langmuir isotherm
		K	n	R^2	qm	b	R^2
303	30	5.67	0.27	0.99	45.45	0.23	0.93	0.13
323	30	9.59	0.28	0.99	48.07	0.33	0.98	0.09