Physical Properties
Color: Colorless transparent liquid or crystals
Melting point, 23~26 °C .
Boiling range, 83 °C .
Specific Gravity,: 0.810 g/mL at 25 °C(lit.)
The vapor pressure of 2.55 mm Hg (20 °C)
Refractive index n20 / D 1.399
Flash Point: 95 ºF
Specification
| Item | Specification | Result |
| Appearance | Colorless transparent liquid or crystals | /confirm/is |
| Assay(wt.PCT)(m/m),% | ≥99.5 | 99.9 |
| Color APHA | ≤10 | 8 |
| Water %(m/m) | ≤0.1 | 0.045 |
| Density (kg/L) | 0.778-0.783 | 0.78 |
| Intial Boiling Point DEC.C | ≥81.5℃ | 81.7℃ |
| Dry Point | ≤83.0℃ | 82.8℃ |
Free Acid sa Achtic Acid WT.Pct,%(m/m) | ≤0.003 | 0.0009 |
| Non-Volatile Matter wt.PCT %(m/m) | ≤0.002 | 0.0008 |
| Freezing Point | ≥25.0 | 25.2 |
