Remarks:
MONOEthylene Glycol
Physical Properties
Physical Properties (1)
Monoethylene Glycol :MEG
Formula : C2H6O2
CAS Number : 107-21-1
Molecular Weight, g/mol : 62
Boiling Point @ 760 mm Hg, °C (°F) : 197 (387)
Vapor Pressure at 20°C (68°F) mm Hg : 0.06
Density, (g/cc) @ 20°C (68°F) : 1.115
Density, (g/cc) @ 60°C (140°F) 1.096 : 1.085
Pounds Per Gallon @ 25°C (77°F) : 9.26
Freezing Point, °C (°F) : -13.4 (7.9)
Pour Point, °C (°F) : <-59 (<-75)
Viscosity, cP @ 25°C (68°F) : 16.9
Viscosity, cP @ 60°C (140°F) : 5.2
Surface Tension, dynes/cm @ 25°C (77°F) : 48
Refractive Index @ 20°C (68°F) : 1.430
Specific Heat @ 25°C (77°F) Btu/lb/°F : 0.58
Flash Point, °C (°F) : 116 (241) (2)
Dipole Moment in Debyes : 2.28
Coefficient of Expansion x 104 (0-60°C) : 6.5
Thermal Conductivity, Btu hr-1 ft-1 °F-1 25°C (77°F) : 0.1490
Thermal Conductivity, Btu hr-1 ft-1 °F-1 25°C (77°F) : 0.1490
Heat of Formation, Btu/lb@ 25°C (77°F) : -93
Heat of Vaporization, Btu/lb@ 25°C (77°F) : 369
Electrical Conductivity, mhos/cm,@20°C : 1.07 x10-6 (3)