| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | Colorless transparent liquid | Conforms |
| Moisture | ≤20ppm | 3.2ppm |
| Methyl Alcohol content | ≤20ppm | 4.5ppm |
| Chroma (Pt-Co) | ≤5 | 3 |
| Carbonate ester content | ≥99.99% | 99.99% |
| Purity | ≥99.95% | 99.99531% |
| Conclusion: The Product Conforms to Enterprise Standard. |
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