Kinetic and Isotherm Studies of the Adsorption Phenacetin onto Two Copper Porous Coordination Compounds: Nonlinear Regression Analysis

Table 2

Adsorption of phenacetin: non-linear fitting analysis for two and three parameter isotherms.

N°	Models	Constants	Values	R ^2	SSE	χ ^2	ARE	RMSE
CuTart
1.	Langmuir	Q m (mg/g)	25.906	0.899	25.75	4.398	15.109	2.537
		K L (L/mg)	0.176
2.	Freundlich	1 /n	0.399	0.963	6.963	0.529	6.594	1.319
		K F (L/g)	6.204
3.	Temkin	∆Q (kJ/mol)	547.466	0.890	19.828	1.424	12.763	2.228
		A (L/mg)	3.920
4.	Redlich-peterson	A RP (L.mg^2/g)	163.981	0.962	7.238	0.561	6.850	1.345
		B RP	25.620
		β	0.609
5.	Langmuir-freundlich	Q m (mg/g)	118.358	0.959	8.081	0.662	7.466	1.421
		K LF (L^β.mg−^β)	0.001
		β	0.455
CuFum
6.	Langmuir	Q m (mg/g)	25.158	0.929	14.33	1.509	11.370	1.893
		K L (L/mg)	0.166
7.	Freundlich	1 /n	0.415	0.933	4.215	0.256	4.521	1.026
		K F(L/g)	5.611
8.	Temkin	∆Q (kJ/mol)	498.459	0.933	11.001	0.764	9.417	1.658
		A (L/mg)	2.326
9.	Redlich-peterson	A RP (L.mg^2/g)	130.178	0.975	4.293	0.263	4.618	1.036
		B RP	22.449
		β	0.593
10.	Langmuir-freundlich	Q m (mg/g)	8366	0.971	4.897	0.317	5.437	1.106
		K LF (L^β.mg−^β)	0.004
		β	0.500