1,2-Propanediol

Physical properties



Physical state @ 20°C: Liquid [1]
Color: Colorless [1]
Odor: Characteristic [1]
Molecular weight (g/mol): 76.10 [1]
Melting point (°C): -59 [1]
Boiling point (°C): 184 - 189 [1]
Ignition temperature (°C): 410 [1]
Flash point (°C): 103 [1]
Explosion limits (vol. %): 2.6-12.6 [1]
Thermal decomposition (°C): Above boiling point [1]
Density (g/cm3): 1.04 (20 °C) [1]
Refractive index: 1.43 (20 °C) [1]
Vapour pressure (Pa): 20 (Approximately, 20 °C) [1]
Solubility: Water: Soluble (20 °C) [1]