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HFC-134a

As a common refrigerant, instead of R22, it is used in automobile air conditioners, refrigerators, commercial refrigeration and other industries.

Product Description

Items

Specification

Chemical name

1,1,1,2-Tetrafluoroethane

CAS No.

811-97-2

ODP

0

GWP100years,CO2=1

1200

Substitutions for refrigerants

R22

 

Physical & Chemical Properties

Attributes

Values

Chemical name

1,1,1,2-Tetrafluoroethane

Chemical formula

CH2FCF3

Molecular weight

102.03

Boiling point(℃,at 1atm(101.3kPa))

-26.1

Freezing point(℃)

-103.3

Critical temperature(℃)

101.1

Critical volume(m3/kg)

1.94×10-3

Critical density(kg/m3

515.3

Critical pressure(kPa)

4060

Liquid density(25℃,kg/m3)

1206

Saturated vapor density (kg/m3, @Tb)

5.25

Evaporation heat(kJ/kg, @Tb)

217.2

Liquid heat capacity(25℃,kJ/kg∙K)

1.44

Vapor specific heat capacity (25℃, 1atm, kJ/kg∙K)

0.852

Vapor pressure(25℃,kPa)

666.1

Liquid thermal conductivity(25℃,W/m∙K)

Vapor thermal conductivity(1atm(101.3kPa),W/m∙K)

0.0824

0.0145

Liquid viscosity(25℃,MPa∙S(cP))

Vapor viscosity(1atm(101.3kPa),MPa∙S(cP))

0.202

0.012

Flammable range in the air(%vol)

Nonflammable 

Packing Specification: 13.6kg/926L cylinders