Research Article
Comparison of Pharmacokinetics and Tissue Distribution Characteristics of Three Diterpenoid Esters in Crude and Prepared Semen Euphorbiae
Table 5
Stability of the three analytes in rat plasma samples.
| | Analytes | Concentration (ng·mL−1) | RSD (%) | | At room temperature for 30 min in plasma | At 4°C for 24 h in plasma | After three freeze-thaw cycles in plasma |
| | Euphorbia factor L1 | 25 | 7.14 | 2.96 | 1.01 | | 100 | 1.16 | 2.18 | 2.69 | | 400 | 1.74 | 1.35 | 3.08 |
| | Euphorbia factor L2 | 25 | 1.79 | 5.99 | 4.68 | | 100 | 3.57 | 0.97 | 1.93 | | 400 | 2.08 | 1.46 | 1.83 |
| | Euphorbia factor L3 | 25 | 1.81 | 3.60 | 3.97 | | 100 | 1.41 | 0.69 | 2.12 | | 400 | 1.56 | 2.73 | 1.86 |
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