Glycerol Synonyms:Glycerine; 1,2,3-Propanetriol
CAS RegistryNumber: 56-81-5
Molecular Formula:C3H8O3
Molecular Weight:92.09
Physical andchemical properties:
Appearance:Colorless viscous liquid, odorless, a warm sweet,can absorbmoisture
Solubility:Soluble in ethanol, and dissolved in water, not soluble in chloroform, ether,carbon disulfide, benzene
melting point (℃):20
Boiling point (℃):290.9
Relative density(water =1): 1.26331 (20 ℃)
Relative vapourdensity (air =1): 3.1
Viscosity (20 ℃):1412mPa. (25 ℃): 945mPa.s
Surface tension(20 ℃): 63.3 mN/m
Saturated steam(kPa): 0.4 (20 ℃)
Flash point (℃):177
Ignitiontemperature (℃): 370
Volume expansioncoefficient /K-1: 0.000615
Packing: 250kg drums
Main uses:glycerin is widely used in food, medical, chemical, tobacco, polyurethane,paint and other industries
Glycerol is alsoused in cosmetics, extracted from plants, do not add any chemical preservatives,not to hurt the skin