Genetron® 123

Due for phase-out in 2030. A very low ozone depleting compound that serves as a replacement for R-11 in centrifugal chillers. For new equipment and retrofits.

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General Information

Item Specification
ASHRAE # R-123
Class HCFC
Refrigerant Type Single Component Fluid
Typical Lubricant Alkylbenzene
Substitutes CFC-11
Notes Due for phase-out in 2030. Consider Genetron 245fa.

Physical Properties

Property Value
Chemical Name Dichlorotrifluoroethane
Chemical Notation CHCl2, CF3
Molecular Weight 152.9
Boiling Point (°C) 27.8
Freezing Point (°C) -107.0
Critical Temperature (°C) 183.7
Critical Pressure (bar) 36.62
Liquid Density (kg/m³) 0°C 1526.11
Specific Heat of Liquid @ Constant Pressure @ 25°C (kJ/(kg.K)) 1.0196
Specific Heat of Vapor @ Constant Pressure @ 25°C (kJ/(kg.K)) 0.6953
Vapour Density (kg/m³) 25°C 6.25
GWP 77
ODP 0.02
ATEL/ODL (kg/m³) 0.057
Practical Limit (kg/m³) 0.1
AIT (°C) 730
Flammable range, %vol. in air (Based on ASHRAE Standard 34 with Match Ignition) None
ANSIASHRAE Standard 36-1992 Safety Group Classification B1
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