Table 1.

Kinetic parameters for boron adsorption on La-CTS hydrogel beads at 20 ± 1 °C.

Initial Boron Concentration	Experimental Capacity	PFO Model			PSO Model
C0 (mg/dm3)	qexpt (mg/g)	q1 (mg/g)	k1 (1/h)	R 1 2	q2 (mg/g)	k2 (g/mg∙h)	R 2 2	r (mg/g∙h)
20	2.53 ± 0.06	2.49 ± 0.04	1.14 ± 0.11	0.987	2.57 ± 0.11	0.93 ± 0.10	0.995	6.14
200	20.7 ± 0.4	19.5 ± 0.8	0.57 ± 0.11	0.938	20.7 ± 0.5	0.0427 ± 0.0068	0.982	18.3
2000	94.8 ± 1.8	85.3 ± 3.3	1.44 ± 0.43	0.915	86.5 ± 4.0	0.0489 ± 0.0346	0.955	366