Comparison of sensors for detection of AA, DA, and UA.
| Electrode | Method | Linear range (μM) | LOD (μM) | Reference | ||||
|---|---|---|---|---|---|---|---|---|
| AA | DA | UA | AA | DA | UA | |||
| RGO-ZnO/GCE | DPV | 50–2350 | 1–70 | 3–330 | 3.71 | 0.33 | 1.08 | 6 |
| AuNPs@MoS2/GCE | DPV | 1000–70 000 | 0.05–4000 | 10–7000 | 100 | 0.05 | 10 | 29 |
| Fe-Meso-PANI/GCE | LSVa | 10–300 | 10–300 | 10–300 | 6.5 | 9.8 | 5.3 | 16 |
| GO-PANI/GCE | DPV | 150–1050 | 1–14 | 3–26 | 50 | 0.5 | 1 | 46 |
| Au/RGO/GCE | DPV | 240–1500 | 6.8–41 | 8.8–53 | 51 | 1.4 | 1.8 | 47 |
| Graphene/SnO2/GCE | DPV | 100–1000 | 1–20 | 3–21 | 100 | 1 | 3 | 48 |
| MoS2PANI/rGO/GCE | DPV | 50–8000 | 5.0–500 | 1.0–500 | 22.20 | 0.70 | 0.36 | This work |
a
LSV is linear sweep voltammetry.