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Variation in the recoveries using the proposed method for spiked serum samples
| Spiked serum concentration (mg/L) | n = 5 | ||
|---|---|---|---|
| Mean ± SD (mg/L) | RSD (%) | Recovery (%) | |
| 0 | 4.4678 ± 0.0787 | 1.8 | — |
| 0.4 | 4.8861 ± 0.1431 | 2.9 | 104.6 |
| 1.0 | 5.1671 ± 0.0866 | 1.7 | 112.5 |
| 3.0 | 7.2169 ± 0.2495 | 3.5 | 105.8 |
| 15.0 | 19.5951 ± 0.5751 | 2.9 | 103.7 |
Abbreviation: RSD, relative standard deviation.
