This page lists chemical and physical properties of 1,1,1,2-tetrafluoroethane.
Vapor Pressure at 25 °C (77 °F) kPa 666.1 bar 6.661
Heat of Vaporization at Boiling Point kJ/kg 217.2 Btu/lb 93.4
Thermal Conductivity at 25 °C (77 °F) Liquid W/m·K 0.0824 Btu/hr·ft°F 0.0478
Vapor at 1 atm (101.3 kPa or 1.013 bar) W/m·K 0.0145 Btu/hr·ft°F 0.00836
Viscosity at 25 °C (77 °F) Liquid mPa·S (cP) 0.202 Vapor at 1 atm (101.3 kPa or 1.013 bar) mPa·S (cP) 0.012
Solubility of HFC-134a wt% 0.15 in Water at 25 °C (77 °F) and 1 atm (101.3 kPa or 1.013 bar)
Solubility of Water in HFC-134a wt% 0.11 at 25 °C (77 °F)
Flammability Limits in Air at 1 atm (101.3 kPa or 1.013 bar) vol % None
Autoignition Temperature °C 770 °F 1,418
Ozone Depletion Potential (ODP) -- 0
Halocarbon Global Warming Potential (HGWP) -- 0.28 (For CFC-11, HGWP = 1)
Global Warming Potential (GWP) -- 1,200 (100 yr ITH. For CO2, GWP = 1)
TSCA Inventory Status -- Reported/Included
Toxicity AEL* (8- and 12-hr TWA) ppm (v/v) 1,000
- AEL (Acceptable Exposure Limit) is an airborne inhalation exposure limit established by DuPont that specifies time-weighted
average concentrations to which nearly all workers may be repeatedly exposed without adverse effects. Note: kPa is absolute pressure.
Video 1,1,1,2-Tetrafluoroethane (data page)
External links
- Physical and chemical properties of 1,1,1,2-Tetrafluoroethane
Source of the article : Wikipedia
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