Environmental Systems Research

Table 5 Kinetic model parameters of the compositions of selected CWFs

From: Evaluation of the adsorption behavior and divalent metal ions removal efficiency of ceramic point-of-use water filter materials

Kinetic models		CWF
Kinetic models		AC	BFwithAC	BF	PFcs	CF
Pseudo first order	\({k}_{1}\)(min⁻¹)	0.015660	0.001382	0.002994	0.000691	0.000092
	\({q}_{e}\) (mg/g)	0.416100	0.858000	0.530000	1.040000	0.896000
	R²	0.785200	0.323000	0.408600	0.217600	0.011100
Pseudo second order	\({k}_{2}\)(gmg⁻¹ min⁻¹)	0.000170	0.003168	0.002207	0.004489	− 0.097288
	h(mgg⁻¹ min⁻¹)	19.20000	8.884000	0.152300	0.331200	− 4.788010
	\({q}_{e}\) (mg/g)	335.7660	52.95520	8.306370	8.588930	7.015340
	R²	0.848051	0.957814	0.878064	0.959352	0.974570

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