WESTRON® R404a – PHYSICAL & CHEMICAL PROPERTIES

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WESTRON® R404a

PHYSICAL AND CHEMICAL PROPERTIES
Chemical NamePentafluoroethane, 1,1,1-Trifluoroethane

1,1,1,2-Tetrafluoroethane

CHF2CF3, CH3CF3, CH2FCF3

Chemical FormulaCHF2CF3, CH3CF3, CH2FCF3
Molecular Weight97.6
OdorFaint Ethereal Odor
Specific Gravity (water = 1.0)1.08 @ 21.1°C (70°F)
pHNeutral
Boiling Point-47.8 °C (-54.0 °F)
Freezing PointNot Determined
Vapor Pressure182.9 psia @ 21.1 °C, 370.9 psia @ 54.4 °C
Vapor Density3.43 (Air =1.0)
Evaporate Rate>1
% Volatiles100
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