| Test Items | Specification | Test Results |
| Character | Yellow crypowder | Approved |
| Identification | Meets the requirements | Approved |
| Spec rotation | -235o~-250o | -242o |
| PH value | 2.3~3.3 | 2.6 |
| (E05%1cm) | ≤0.40(460nm) | 0.277 |
| Loss on drying | ≤2.0% | 0.73% |
| Sulphated Ash | ≤0.5% | 0.1% |
| Heavy metals | ≤50ppm | Approved |
| Related Substances | Meets the requirements | Approved |
| CTC.HCl | ≥89.5%(HPLC) | 89.70% |
| TC.HCl | ≤8.0%(HPLC) | 5.53% |
4Epl-CTC.HCl | ≤4.0%(HPLC) | 2.25% |
| TC.HCl+CTC.HCl | 94.5~102%(HPLC) | 95.23% |
| Conclusion | Qualified |