Removal of Tetracycline from Aqueous Solution Using Nanocomposite Based on Polyanion-Modified Laterite Material

Table 2

Parameters of adsorption kinetics of TC onto NCPML.

Kinetic model	Parameters	TC concentration (mg/L)
		10	25	50
Pseudo-first-order	qe (mg/g)	0.66	1.28	1.81
	k1,k (1/min)	0.001	0.001	0.001
	R^2	0.826	0.830	0.845
Pseudo-second-order	qe (mg/g)	1.81	3.56	5.25
	k2,k (g/mg·min)	0.038	0.020	0.015
	R^2	0.992	0.995	0.996