Table 3.
Matrix effect for S1P and C17‐S1P (n = 6)
| Compound | Nominal concentration (ng/mL) | Matrix effect (mean ± SD,%) | RSD (%) |
|---|---|---|---|
| S1P | 75 | 103.71 ± 3.67 | 3.54 |
| 480 | 101.28 ± 4.60 | 4.54 | |
| C17‐S1P | 75 | 96.63 ± 0.93 | 0.96 |
| 480 | 101.76 ± 4.30 | 4.23 |
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