| Quality items | Standard data | Actual Examination value. |
| CONTENT: | ≥99% | 99.4% |
| VISUAL: | COLORLESS | ACCEPTABLE |
| FREE ACID(REFERENCE TO CH3COOH) | ≤0.1% | 0.023% |
| MOISTURE: | ≤0.1% | 0.06% |
| Boiling Range | 185—205℃ |
| Quality items | Standard data | Actual Examination value. |
| CONTENT: | ≥99% | 99.4% |
| VISUAL: | COLORLESS | ACCEPTABLE |
| FREE ACID(REFERENCE TO CH3COOH) | ≤0.1% | 0.023% |
| MOISTURE: | ≤0.1% | 0.06% |
| Boiling Range | 185—205℃ |