| Substances |
1
1. Impurity from 4
2 2. 6-Mercaptopurine 3 3. 6-Thioguanine 4 4. 6-Methylmercaptopurine 5 5. Impurity from 4 |
|---|---|
| Eluent | A: 50 mM Phosphoric acid/1 mM octanesulfonate pH 2.5 B: Methanol |
| Flow Rate | 0.6 ml / min |
| Detection | 254 nm |
| Gradient | Start 0% B |
| Temperature | 40°C |