Removal of Heavy Metals from Drinking Water by Magnetic Carbon Nanostructures Prepared from Biomass

Table 3

Pseudo first- and second-order adsorption kinetics parameters for the adsorption of heavy metals on magnetic carbon nanostructures.

Heavy metals	Pseudo-first-order kinetics model		Pseudo-second-order kinetics model
	Arsenic	0.0158999	0.974546		0.992
Chromium	0.0140065	0.994028		0.987
Copper	0.0124186	0.907812		0.968
Lead	0.0178124	0.962160		0.946
Zinc	0.0162281	0.967867		0.989