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| Samples | Added (ng mL−1) | Found (ng mL−1) | Recovery (%) | RSD (%) |
|---|---|---|---|---|
| Serum1 | 0.8 | 0.827 ± 0.024 | 103.4 | 3.0 |
| 1.5 | 1.473 ± 0.018 | 98.2 | 1.2 | |
| 2.5 | 2.496 ± 0.043 | 99.8 | 1.7 | |
| Serum2 | 0.8 | 0.794 ± 0.037 | 99.3 | 4.6 |
| 1.5 | 1.526 ± 0.041 | 101.7 | 2.7 | |
| 2.5 | 2.489 ± 0.028 | 99.7 | 1.1 |
