Kinetic model parameters.

Materials	C 0 (mg L−1)	Quasi-primary kinetic model			Quasi-secondary kinetic model			Elovich model
		Q e (mg g−1)	K 1	R 2	Q e (mg g−1)	K 1	R 2	α	β	R 2
MnO2/MgFe-LDH	800	494.31	9.034 × 10−4	0.986	684.93	1.252 × 10−5	0.998	81.266	0.012	0.967
	1000	504.61	6.565 × 10−4	0.944	775.19	1.054 × 10−5	0.998	78.057	0.011	0.969
MnO2/MgFe-LDO	800	350.53	9.942 × 10−4	0.988	735.29	2.387 × 10−5	0.999	1.27 × 104	0.019	0.950
	1000	410.63	9.727 × 10−4	0.964	840.34	2.755 × 10−5	0.999	1.09 × 103	0.013	0.963