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The analytical parameters of amperometric detection of TU at an EG-PS electrode using different techniques.
| Technique used | Concentration range(mM) | Electrode sensitivity (mA·mM-1) | Correlation coefficient (R2) | LOD (mM) | RSD (%) |
|---|---|---|---|---|---|
| CV | 0.1-1 | 0.01426 | 0.9992 | 0.02 | 2.5 |
| CA | 0.5-4 | 0.00348 | 0.9832 | 0.2 | 3.2 |
