Sample
| No. | Rt (min) | Area (mAU*min) | Height (mAU) | Asymmetry (A|A) | R(EP) | Plate(EP) |
| 1 | 10.263 | 5.762 | 37.851 | 2.04 | n.a. | 29392 |
| 2 | 11.107 | 3.990 | 26.768 | 1.44 | 3.58 | 36552 |
| 3 | 11.597 | 0.333 | 2.398 | 1.04 | 2.16 | 43100 |
| 4 | 21.983 | 26.059 | 100.088 | 1.70 | 34.20 | 52008 |
| 5 | 23.813 | 1.975 | 6.112 | 2.25 | 4.41 | 45469 |
| 6 | 39.253 | 21.418 | 70.337 | 1.04 | 33.26 | 105182 |
| 7 | 40.320 | 16.305 | 52.000 | n.a. | 2.20 | 109286 |
| 8 | 40.757 | 1.136 | 5.339 | n.a. | n.a. | n.a. |
| Total | 76.977 | 300.893 | 9.51 | 79.81 |
| Column | Ultisil® XS-C18（4.6×250mm，5μm） |
| Detection | 222 |
| Temperature | 30 ℃ |
| Flow Rate | 1 ml/min |
| Injection Volume | 10 µL |
Mobile Phase
A: phosphoric acid solution( pH 2.0)
B: acetonitrile
| Time(min) | A(%) | B(%) |
| 0 | 95 | 5 |
| 50 | 72 | 28 |
| 50.1 | 95 | 5 |
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