Compound Dextromethorphan Hydrobromide Syrup on Ultisil XB-C8
205nm
| Column | Welch Ultisil XB-C8 4.6×250mm，5μm (P/N: 00202-31043) |
| Mobile Phase | 1% phosphoric acid (containing 0.34% potassium dihydrogen phosphate): methanol = 65:35 |
| Detector | 280nm, 205nm |
| Temperature | 30℃ |
| Flow Rate | 1.0ml/min |
| Injection Volume | 20ul |