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GLYCEROL

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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 sweetcan 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

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