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Comparison of the proposed method with the previous LLE method [11].
| Method | Organic Solvent (Volume) | Analyte | S/N ratio | Recovery (n = 3) | |
|---|---|---|---|---|---|
| Mean | RSD | ||||
| QuEChERS | Acetonitrile (5 mL) | COT | 7329.6 | 83% | 2% |
| 3-HCOT | 344.5 | 61% | 1% | ||
| LLE | Dichloromethane (2 mL) | COT | 22,227.0 | 65% | 11% |
| 3-HCOT | 68.4 | 11% | 16% | ||
