Research Article
Electrochemically Pretreated Carbon Microfiber Electrodes as Sensitive HPLC-EC Detectors
Table 1
Main calibration parameters of the HPLC-EC.
| | Intercept | Slope | | LOD (pg/mL) |
| Gallic acid | 0.50998 | 0.36435 | 0.99913 | 45.3 | Protocatechuic acid | 0.95112 | 0.41324 | 0.99912 | 39.9 | Gentisic acid | 0.28650 | 0.35023 | 0.99995 | 47.1 | 4-Hydroxybenzoic acid | −0.00785 | 0.02738 | 0.99946 | 1205.2 | Caffeic acid | 0.22750 | 0.34307 | 0.99998 | 57.7 |
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