Research Article

Electrooxidation and Development of a Highly Sensitive Electrochemical Probe for Trace Determination of the Steroid 11-Desoxycorticosterone Drug Residues in Water

Table 2

Analytical results for determination of DCS in tap water sample by the developed sensor.

Added concentration (ng mL−1)Found concentration (ng mL−1)Recovery (%)

00.87 ± 0.128
2.22.30 ± 0.04104.5 ± 1.82
3.32.89 ± 0.0787.57 ± 2.12