Membrane Made of Cellulose Acetate with Polyacrylic Acid Reinforced with Carbon Nanotubes and Its Applicability for Chromium Removal

Table 3

Parameters of Langmuir Model and Freundlich Model.

Adsorbent	Temperature	Langmuir Model			Freundlich Model
	(°C)	(mg/g)	(L/mg)			(mg/g)
Polymer (CA-PA)	25	0.340	0.570	0.9606	1.613	1.707	0.9128
	35	0.211	0.851	0.9795	1.850	1.391	0.9006
Polymer-oxidized nanotubes	25	0.843	13.118	0.9982	3.909	1.560	0.8362
	35	0.833	4.570	0.9978	2.662	1.913	0.8281