1,1,1,2 tetrafluoroethane |
CAS number |
811-97-2 |
Molecular
weight, kg/kmol |
102 |
Boiling point at 1.013 bar,
°F (°C) |
-15.1 (-26.3) |
Freezing point at 1.013 bar,
°F (
°C) |
-141.9 (-101) |
Critical temperature,
°F (
°C) |
214 (101.1) |
Critical pressure, psia
(bar) |
589.9 (40.6) |
Critical Volume,
ft3/lb, (m3/kg) |
0.031 (0.00195) |
Critical Density,
lb/ft3, (kg/m3) |
31.97 (512) |
Vapor Density @ Boiling Point,
lb/ft3 (kg/m3) |
0.328 (5.26) |
Density liquid at -15 °C,
lb/ft3 (kg/dm3) |
83.8 (1.343) |
Density liquid at 20 °C,
lb/ft3 (kg/dm3) |
76.5 (1.226) |
Liquid Heat Capacity,
Btu/lb °F (kJ/kg.K) |
0.340 (1.425) |
Heat of vaporization at -15 °C,
Btu/lb (kJ/kg) |
92.4 (206.8) |
Vapor Pressure,
psia (kPa) |
96.49 (665.5) |
Liquid Thermal Conductivity,
Btu/hr.ft°F (mW/m.K) |
0.0478 (81.9) |
Thermal conductivity,
gas phase at 20 °C, Btu/hr.ft°F
(mW/m.K) |
0.00812 (13.3) |
Liquid Viscosity,
µPa.s |
212.9 |
Vapor Viscosity,
µPa.s |
12.2 |
Solubility of HCFC in water (wt%) |
0.11 |
Solubility of HCFC 1 in water (wt%) |
0.15 |
Auto Ignition Temperature,
°F (°C) |
1418 (770) |
Flammability |
non flammable |
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Last edited on :
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July 06, 2006
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