Research Article
A LC-MS/MS Method for Quantifying the Schisandrin B and Exploring Its Intracellular Exposure Correlating Antitumor Effect
Table 3
Interday and intraday precision and accuracy of Sch.B (n = 5).
| | Analyte | Nominal concentration (ng/mL) | Interday measured concentration (ng/mL) ± SD | RSD (%) | RE (%) | Intraday measured concentration (ng/mL) ± SD | RSD (%) | RE (%) |
| | Sch.B | 20 | 20.75 ± 1.09 | 5.28 | 3.77 | 20.49 ± 1.10 | 5.40 | 2.49 | | 50 | 52.01 ± 2.34 | 4.50 | 4.03 | 51.94 ± 2.05 | 3.95 | 3.89 | | 200 | 207.43 ± 9.20 | 4.43 | 3.71 | 207.87 ± 8.24 | 3.96 | 3.93 | | 750 | 763.73 ± 11.54 | 1.51 | 1.83 | 767.54 ± 12.00 | 1.56 | 2.33 |
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