Table 4.

Langmuir and Freundlich model parameters calculated by linear fitting of the adsorption data.

Model		A-BBS0.1		A-BBS0.2		A-BBS0.4
		Value	S.E.	Value	S.E.	Value	S.E
Langmuir	qm (mg/g)	8.92	0.59	21.38	2.50	35.09	0.61
	KL (mg/L)	0.065	0.020	0.087	0.048	0.09	0.090
	r 2	0.975	-	0.977	-	0.992	-
	RL	0.898		0.861		0.763
Freundlich	KF (mg/g) (L/mg)	14.08	5.58	28.547	6.75	67.54	8.455
	n	2.52	0.65	2.170	0.203	2.084	0.164
	r 2	0.995	-	0.94	-	0.978	-