Table 2.
The electroanalytical parameters reached for the selective/simultaneous detection of IBP and DCF with a HKUST-CNF electrode.
| Detection | Compound | Technique/Conditions | Sensitivity µA/mgL−1 |
Correlation Coefficient (R2) | LOD (µg·L−1) |
LQ (µg·L−1) |
RSD (%) |
|---|---|---|---|---|---|---|---|
| Simultaneously | IBP | CA/E = +1.25 V | 1.107 | 0.963 | 8.01 | 27.10 | 0.05 |
| MPA/ E1 = −0.2 V—0.5 s; E2 = +0.8 V—0.5 s; E3 = +1.25 V—0.1 s; E4 = +0.02 V—0.5 s |
5.166 | 0.990 | 3.20 | 1.10 | 1.05 | ||
| DCF | CA/E = +0.8 V | 0.186 | 0.991 | 49.2 | 164 | 1.24 | |
| MPA/ E1= −0.2 V—0.5 s; E2 = +0.8 V—0.5 s; E3 = +1.25 V—0.1 s; E4 = +0.02 V—0.5 s |
0.095 | 0.988 | 11.9 | 39.8 | 2.69 | ||
| Selective | IBP | MPA/ E1 = −0.2 V—0.5 s; E2 = +1.5 V—0.2 s; E3 = +0.8 V—0.2 s; E4 = +0.02 V—0.5 s |
3.268 | 0.975 | 6.10 | 2.00 | 1.17 |
| DCF | MPA/ E1 = −0.2 V—0.5 s; E2 = +0.8 V—0.1 s; E3 = +1.5 V—0.1 s; E4 = +0.02 V—0.5 s |
1.415 | 0.981 | 3.20 | 10 | 2.11 |