Table 1 Solution stability of hydrocortisone butyrate
Stability time interval Working Standard | %RSD from five replicates of standard | Tailing (max) | The number of theoretical plates (min) | Total %RSD | Cumulative %RSD of HB |
|---|---|---|---|---|---|
T-0 | 0.2 | 1.0 | 22,540 | 0.1 | NA |
1 day | 0.1 | 1.0 | 22,381 | 0.1 | 0.1 |
2 days | 0.1 | 1.0 | 22,505 | 0.2 | 0.1 |
4 days | 0.1 | 1.0 | 22,593 | 0.1 | 0.2 |