Propylene glycol is a synthetic liquid substance that absorbs water. Propylene glycol is also used to make polyester compounds and as a base for deicing solutions. Propylene glycol is used by the chemical, food, and pharmaceutical industries as an antifreeze when leakage might lead to contact with food.
CAS: | 57-55-6 | UN: | 1569 |
Other Names: | 1,2-Propanediol, Methyl ethylene glycol | Appearance: | colorless, odorless, viscous, water-absorbing liquid |
Density: | 1.04 g/cm³ | Boiling Point: | 188.2 °C |
Melting Point: | −59 °C | Flash Point: | 101 ºC |
Molecular Formula: | C6H8O2 or CH3CHOHCH2OH |