Research Article

Solid-Phase Extraction of Trace Amounts of Uranium(VI) in Environmental Water Samples Using an Extractant-Impregnated Resin Followed by Detection with UV-Vis Spectrophotometry

Table 2

Parameters of the Langmuir and Freundlich isotherm models for the adsorption of U(II) ion by CAB-impregnated XAD-2010.

Isotherm modelMagnitude

Langmuir
(mg g−1)156.2
(L mg−1)
0.9998
Freundlich
(m · ·g−1)51.02
3.323
0.8181
Tempkin
22.41
(L g−1)16.013
0.9641