Esomeprazole Potassium-Tartaric Acid on Ultisil AQ-C18
Tartaric Acid
| Column | Ultisil® AQ-C18 4.6×250 mm, 5 μm P/N: 00207-31043 |
| Detection | 210 nm |
| Temperature | 30 ℃ |
| Flow Rate | 1.0 ml/min |
| Injection Volume | 5 µl |
Mobile Phase
A: 0.025mol/L monopotassium phosphate (Adjust pH to 2.0 with phosphoric acid)
B: Acetonitrile
| Time | A% | B% |
| 0 | 100 | 0 |
| 5 | 100 | 0 |
| 10 | 80 | 20 |
| 35 | 60 | 40 |
| 36 | 100 | 0 |