Studies on the Removal of Cadmium Toxic Metal Ions by Natural Clays from Aqueous Solution by Adsorption Process

Table 2

Parameters of adsorption isotherm model.

Adsorbent	Langmuir constants			Freundlich constants
	Qmax (mg/g)	KL (L/g)	R^2	KF (mg/g)	n	R^2
QC-MC	4.23	1.71	0.94	0.10	1.47	0.97
QC-MT	5.85	1.83	0.95	0.41	2.11	0.99