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Test Item | Specification | Results | |
Appearance | Colorless clear liquid | Colorless clear liquid | |
Purity | ≥99% | 99.7% | |
Relative indensity (20°C)
| 0.993-0.996 | 0.994 | |
Color(Pt-Co) | ≤10 | <10 | |
Heavy metal(Pb) | ≤10 ppm | <10 ppm | |
Boiling range(138.5-142.5°C) | ≥95 v/v | >95 v/v | |
Conclusion | Qualified |
propionic acid 99.5%