Genetron^® 408A

Related TDS/SDS

• Related SDSDownload

General Information

• ASHRAE #R-408A
• ClassHFC
• Refrigerant TypeBlend
• SubstitutesR-502, HCFC-22
• ContainsHFC-125 (7%), HFC-143a (46%), HCFC-22 (47%)
• GlideLow
• NotesWorks well as R-502 substitute. Higher discharge temperatures than R-502. Use either synthetic oil or blends of AB/MO with AB>50%.

Physical Properties

• Chemical NamePentafluoroethane, Trifluoroethane, Chlorodifluoromethane
• Chemical NotationCF₃CHF₂, CF₃CH₃, CHClF₂
• Molecular Weight (lbm/lbmol)87.7
• Boiling Point @ 1 Atm, (°F)-48.2
• Critical Temperature (°F) (ASTM D-1321)181.65
• Critical Pressure* (psia)622.87
• Saturated Liquid Density @ 86°F, (lb/ft³)64.8
• Specific Heat of Liquid @ 86°F, (Btu/lb•°F)0.36
• Specific Heat of Vapor @ Constant Pressure* (Cp), @ 86° and 1 Atm, (Btu/lb•°F)0.17
• Flammable range, %vol. in air (Based on ASHRAE Standard 34 with Match Ignition)None
• ANSI/ASHRAE Standard 34-1992 Safety Group ClassificationA1