Table 2. Parameters of the kinetic models.

Adsorption kinetics	Parameters	Values
Pseudo-first-order	K 1 (min−1)	0.202
	q e (mg g−1)	219.83
	R 2	0.78
Pseudo-second-order	q e (mg g−1)	86.21
	K 2 (g mg−1 min−1)	0.1394 × 10−4
	R 2	0.98
Intraparticle diffusion	k p (mg g−1 min−1/2)	8.66
	C (mg g−1)	21.56
	R 2	0.92
Elovich	b E (mg g−1 min−1)	30.47
	a E (g mg−1)	0.057
	R 2	0.94