| Description | Top quality | Regular quality |
| Appearance | Colorless and clear liquid | |
| Mass fraction of perchloroethylene, % | ≥99.9 | ≥99.90 |
| Moisture, % | ≤0.005 | ≤0.005 |
| Acidity(as HCL), % | ≤0.02 | ≤0.01 |
| Chroma(Pt-Co) | ≤15 | ≤15 |
| Mass fraction of evaporated residue, % | ≤0.005 | ≤0.005 |
| Volume of copper corrosion, mg/cm2 | ≤0.005 | ≤1.0 |
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