Table 1.
Recovery and intra- and interday precision of LC-MS method (n = 3).
| Nominal (μg/mL) | Recovery (%) | Precision (%) | ||
|---|---|---|---|---|
| Mean | RSD% | Intraday | Interday | |
| 0.4 | 104.5 | 6.3 | 3.1 | 5.5 |
| 2 | 96.4 | 2.9 | 4.7 | 7.6 |
| 8 | 98.6 | 3.6 | 1.8 | 2.3 |
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