Research Article

Electrooxidation of Indomethacin at Multiwalled Carbon Nanotubes-Modified GCE and Its Determination in Pharmaceutical Dosage Form and Human Biological Fluids

Table 2

Influence of potential Interferents on the voltammetric response of 1.0 × 10−5 M INM.

SamplesInterferentsConcentration
(1.0 × 10−4 M)
Signal change (%)

1Glucose 1.0+4.23
2Starch1.0+2.61
3Sucrose1.0+4.45
4Citric acid1.0−2.84
5Magnesium stearate 1.0+6.68
6Talk1.0+5.36
7Gum acacia 1.0+0.32
8Ascorbic acid 1.0+9.39
9Lactic acid 1.0+6.39
10Tartaric acid 1.0+6.79
11Oxalic acid1.0+10.9