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Stability outcomes of metoprolol in rat plasma
| Concentration (ng/mL) | Three freeze-thaw cycles | Short-term stability | Long-term stability | |||
|---|---|---|---|---|---|---|
|
|
|
|
||||
| Measured | RE | Measured | RE | Measured | RE | |
| 10 | 10.12 | 4.35 | 10.22 | 3.14 | 12.83 | 4.44 |
| 100 | 99.78 | 2.17 | 101.37 | 2.56 | 104.56 | 7.68 |
| 3500 | 3502.10 | 3.43 | 3501.09 | 4.12 | 3507.13 | 2.54 |
