Adsorptive Removal of Copper by Using Surfactant Modified Laterite Soil

Table 3

Adsorption capacity of Cu²⁺ on natural materials or modified natural materials and SML.

Adsorbent	Adsorption capacity (mg/g)	References
Zeolite, clinoptilolite	1.64	[12]
HCl-treated clay	83.3	[42]
Marine alga, Ecklonia maxima	90	[43]
Red paddy soil	0.21	[44]
SDS modified laterite	185	This study