Table 3.

Kinetics parameters for the adsorption of AR9, AR13, and AB92 onto CAmGs 1‒3, determined by fitting to the pseudo-first order kinetic model.

Dye	Adsorbent	qe, t = 800 min a/mg·g−1	k1/min−1	qe,cal/mg·g−1	R2
AR9	CAmG 1	405	0.00716	223	0.943
	CAmG 2	615	0.00775	386	0.980
	CAmG 3	845	0.00796	469	0.943
AR13	CAmG 1	396	0.00859	187	0.935
	CAmG 2	633	0.00613	291	0.842
	CAmG 3	849	0.00857	477	0.955
AB92	CAmG 1	344	0.00877	185	0.941
	CAmG 2	530	0.00666	266	0.918
	CAmG 3	767	0.00859	503	0.931

^a q_t value at the contact time of 800 min.