Table 1.
Electrochemical estradiol sensors based on direct estradiol oxidation.
| Electrode | Linear Range (M) | Limit of Detection (M) |
Measurement Technique | Reference |
|---|---|---|---|---|
| poly(NPEDMA)/Au | 1 × 10−7–8 × 10−7 | 6.86 × 10−7 | CV | [27] |
| rGO-DHP/GCE | 4 × 10−7–2 × 10−5 | 7.7 × 10−8 | CV, EIS, LSV | [28] |
| rGO/CuTthP/GCE | 1 × 10−8–1 × 10−6 | 5.4 × 10−9 | CV, DPV | [29] |
| GQDs-PSSA/GO/GCE | 1 × 10−9–6 × 10−6 | 2.3 × 10−10 | CV, DPV | [30] |
| MWCNTs/Au NPs/GCE | 1 × 10−6–2 × 10−5 | 7.0 × 10−8 | CV, LSV | [31] |
| Carbon dots-PANI/GCE | 1 × 10−9–1 × 10−4 | 4.3 × 10−8 | CV, LSV | [32] |