The corresponding adsorption model parameters of the as-prepared hydrogel.

Dye	Pseudo-first-order model			Pseudo-second-order model
	q e (mg g−1)	R 2	k 1 (min−1)	q e (mg g−1)	R 2	k 2 (g mg−1 min−1)
RhB	5.40	0.9922	0.064	5.56	0.9995	0.031
MO	4.60	0.9483	0.039	4.81	0.9988	0.022