11 ingredients(Maltol, 4-Hydroxybenzoic acid, Vanillic acid, Ethyl maltol, Vanillin, Guaiacol, o-Vanillin, Methylvanilln, Ethylvanilln, Coumarin, Eugenic acid)_Ultisil LP-C18
Sample Solution
| Column | Ultisil LP-C18, 5μm, 4.6×250mm (P/N 00208-31043) |
| Detection | 280nm |
| Temperature | 30℃ |
| Flow Rate | 1.0ml/min |
| Injection Volume | 40ul |
Mobile Phase
| Time/min | 0.1% phosphoric acid | Methanol |
| 0-30 | 70 | 30 |
| 30-35 | 70-20 | 30-80 |
| 35-45 | 20 | 80 |