Mono Propylene Glycol (MPG)

Monopropilen glikol (also known as propilen glikol, PG, propan1, 2diol, and MPG) is a clear, colorless, and viscous liquid with a characteristic odor, having the chemical formula C3H8O2. It is soluble in water and possesses hygroscopic properties, meaning it can attract and hold water molecules from the air.
  • Molar mass: 76.095 g·mol⁻¹
  • Appearance: Colorless liquid
  • Odor: Odorless
  • Density: 1.036 g/cm³
  • Melting point: −59 °C (−74 °F; 214 K)
  • Boiling point: 188.2 °C (370.8 °F; 461.3 K)
  • Solubility in water: Miscible
  • Solubility in ethanol: Miscible
  • Solubility in diethyl ether: Miscible
  • Solubility in acetone: Miscible
  • Solubility in chloroform: Miscible
  • Viscosity: 0.042 Pa·s
  • Flash point: 210 °F / 98.9 °C