Green Synthesis Ca-MgO Nanosorbent for the Uptake of Cobalt Ions from Aqueous Media

Table 2

Equilibrium isotherm models for Co (II) adsorption onto CaO.MgO nanosorbent.

Equilibrium model	Linear form	Parameters	Values
Langmuir [61]		qm (mg/g)	469.5 ± 4.84
		KL (mg/g)	0.2341 ± 1.22 × 10^−3
		RL (L/mg)	0.0021
		R^2	0.9979
Freundlich [62]		N	2.847 ± 0.128
		KF (L/mg)	155.9 ± 5.91
		R^2	0.9568