Research Article
Electrochemical Determination of Metronidazole in Tablet Samples Using Carbon Paste Electrode
Table 3
Interference study of MTZ with different concentrations of rabeprazole, omeprazole, and tinidazole.
| Interferent | Concentration in μM of the interferent added to 35/μM MTZ | Recorded signal (/μA) | Signal change (%) |
| Rabeprazole | 0 | 38.19 | — | 117 | 37.68 | 1.335 | 233 | 36.64 | 4.059 | 350 | 36.53 | 4.347 |
| Omeprazole | 0 | 38.19 | — | 117 | 37.19 | 2.618 | 233 | 36.64 | 4.059 | 350 | 36.53 | 4.347 |
| Tinidazole | 0 | 38.19 | — | 117 | 40.77 | 6.756 | 233 | 41.79 | 9.426 | 350 | 44.23 | 15.816 |
|
|