| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | Colorless transparent liquid | Conforms |
| Melting point | 16℃~20℃ | 18℃ |
| Refractive index | 1.4185~1.4205 | 1.4194 |
| Loss on drying | ≤0.50% | 0.18% |
| Assay | ≥99.0% | 99.42% |
| Conclusion: The Product Conforms to Enterprise Standard. |
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