Estriol on Ultisil LP-C18
System suitability (Estriol, impurity A)
| Column | Ultisil® LP-C18, 5μm, 4.6×250mm PN: 00208-31043 |
| Mobile Phase | acetonitrile: water=80:20（0min), 75:25（20min） |
| Detection | 280 nm |
| Temperature | 25℃ |
| Flow Rate | 1 ml/min |
| Injection Volume | 20 µl |