| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | Light yellow to dark brown liquid | Conforms |
| Related substances (HPLC) |
Impurity D≤0.1% | 0.02% |
| Any other impurity ≤1.0% | 0.2% | |
| Total impurities ≤3.0% | 1.0% | |
| Purity | ≥97.0% | 99.0% |
| Conclusion: The Product Conforms to Enterprise Standard. |
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