Table 13. Kinetic parameters of surface reaction models at different temperatures.

Adsorbents	T (°C)	Pseudo-first-order			Pseudo-second-order			Experimental
		q e (mg g−1)	k 1 (min−1)	R 2	q e (mg g−1)	K 2 (min−1)	R 2	q e (mg g−1)
SA-OH	25	5.4	0.47	0.654	10.57	0.8	1	10.3
	30	5.401	0.53	0.401	10.34	0.757	1	10.1
	45	5.413	0.53	0.707	10.76	0.396	0.998	10.85
	65	5.394	0.47	0.738	10.38	0.509	0.999	10.55
SA	25	4.05	0.3	0.550	6.18	0.61	0.99	6.02
	30	2.057	0.53	0.2618	5.81	0.296	0.998	5.35
	45	2.07	0.20	0.318	5.14	0.612	0.993	5.26
	65	3.043	0.13	0.543	5.75	0.66	0.967	5.06