Benzene Removal by Iron Oxide Nanoparticles Decorated Carbon Nanotubes

Table 1

Kinetic parameters for benzene adsorbed on iron oxide nanoparticles impregnated CNTs.

Model	Parameters	⁢Adsorbents
		Raw CNTs	CNTs − iron oxide
Experimental	(mg/L)	0.85	0.85
		1.14	1.534
Pseudo first order	(min^−1)	0.0048	0.0046
		2.1732	1.777
		0.9107	1.00
Pseudo second order	(g mg^−1 min^−1)
		90.90	3.088
		0.8635	0.9878
Intraparticle diffusion model	(g mg^−1 min^−0.5)	0.132	0.1198
		0.9725	0.9949