Adsorbents qe (mg/g) Ref.
DS
DL
ACS
ACL
MACS
MACL
90.50
66.60
36.00
33.40
175.63
164.55
This work
Siderite Chitosan 8.58 [27]
Siderite 12.43 [26]
 Rice husk ash 12.63
Kaolinite clay 19.27
Data pits carbon 30.66
Table 11: Comparison of the adsorption capacities of Pb2+ onto various adsorbents.