Research Article
A LC-MS/MS Method for Quantifying the Schisandrin B and Exploring Its Intracellular Exposure Correlating Antitumor Effect
Table 5
The stability of Sch.B in different conditions (n = 5).
| | Analyte | Nominal concentration (ng/mL) | Freeze-thaw stability measured concentration (ng/mL) | RSD (%) | Short-term stability measured concentration (ng/mL) | RSD (%) | Long-term stability measured concentration (ng/mL) | RSD (%) |
| | Sch.B | 50 | 53.82 | 5.62 | 54.26 | 8.40 | 56.20 | 6.18 | | 200 | 211.07 | 6.35 | 203.19 | 3.10 | 210.22 | 1.10 | | 750 | 749.98 | 12.81 | 757.04 | 2.00 | 754.87 | 1.71 |
|
|
