Biosorption Mechanism of Aqueous Pb²⁺, Cd²⁺, and Ni²⁺ Ions on Extracellular Polymeric Substances (EPS)

Table 3

Parameters of Freundlich adsorption isotherms.

Heavy metals	Temperature (°C)	KF (mg g^-1)
Pb^2+	20	11.63	1.3484	0.95
	30	11.22	1.3452	0.94
	40	10.18	1.3259	0.97
Cd^2+	20	5.05	1.6739	0.93
	30	4.68	1.6464	0.94
	40	4.57	1.6447	0.95
Ni^2+	20	4.69	2.0080	0.94
	30	4.47	2.0076	0.93
	40	4.25	2.0072	0.97