Table 2.

Kinetic constants of MB on CA.

Kinetic models	Parameters	CA
Pseudo-first-kinetic models	qe (mg/g)	103.94
	K1 (1/min)	0.02559
	R2	0.989
Pseudo-second-kinetic models	K2 (g/(mg min)	0.0002206
	h (mg/(g min))	40.44
	R2	0.996
Intra-particle diffusion equation	K3 (mg g−1 min−1/2)	5.9978
	C	24.2520
	R2	0.966