Kinetics, Equilibrium, and Thermodynamics of the Sorption of Bisphenol A onto N-CNTs--Cyclodextrin and Fe/N-CNTs--Cyclodextrin Nanocomposites

Table 2

Langmuir and Freundlich isotherm parameters at three temperatures for the sorption of BPA by N-CNTs-β-CD and Fe/N-CNTs-β-CD.

Langmuir					Freundlich
Temperature (K)	(mg/g)	(L/mg)		SSE				%SSE
N-CNTs-β-CD
298	38.20	0.12	0.98	0.00	6.80	2.40	0.94	0.001
308	39.40	0.08	0.97	0.00	6.80	2.00	0.92	0.000
318	41.50	0.06	0.95	0.00	3.40	1.70	0.90	0.000
Fe/N-CNTs-β-CD
298	80.65	11.27	1.00	0.00	102.82	2.26	0.99	0.001
308	80.65	9.54	1.00	0.00	116.08	1.92	0.98	0.006
318	80.65	8.86	1.00	0.00	125.67	1.73	0.97	0.006