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 4

Application of the proposed method for the determination of U(VI) in 1500 aliquots of environmental water samples.

SampleAdded (μg L−1)Found (μg L−1)Recovery (%)

0.01.4 (2.9)a
Spring water2.03.3 (2.6)97.0
(Ghazi Spring)5.06.2 (2.7)96.9
10.011.0 (2.6)96.5
20.020.7 (2.6)96.7

0.05.7 (2.3)
River water2.07.8 (2.2)101.3
(Shesh-Taraz)10.015.8 (2.2)100.6
20.025.9 (1.9)100.7
30.035.6 (2.0)99.7

0.00
Well water10.009.8 (1.9)98.0
(Argha)20.0019.6 (1.7)98.0
30.0029.3 (1.3)97.7
40.0039.1 (1.2)97.8

RSD of five replicate measurements.