الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين RS-70 R453A safe and sufficient replacement for R22 DESCRIPTION Type HFC blend HCFC Components: R-134a 53.8% R-125 20% R-32 20% R-227ea 5% R-601A 0.6% R-600 0.6% replacement R22 no oil change and accepts top up Temperature glide Approximately 4oC Drop-in or long term Both Lubricant MO/AB/POE ODP Zero Atmospheric lifetime 16 years GWP 10 year ITH 1765 500 year ITH 545 R22 PHYSICAL PROPERTIES Molecular weight 86.5 Boiling point (1 atm) oC -40.8 0F -41.4 Temperature glide oC 0 Critical temperature oC 96.1 oF 204.8 Critical pressure bara 49.9 psia 724 Liquid density at 25oC kg/m3 1191 Density of saturated vapour at 25oC kg/m3 44.2 Heat capacity of liquid at 25oC kJ/kgoC 1.26 Ratio of gas heat capacities (cp/cv, k) 1.185 Vapour pressure at 25oC bara 10.4 psia 151 Latent heat of vaporisation at boiling point kJ/kg 234 Ozone Depletion Potential ODP 0.6 Flammability limit in air (1 atm) vol% None None Inhalation exposure (8 hr day & 40 hr week) ppm 1000 RS-70 PHYSICAL PROPERTIES Molecular weight 88.8 Boiling point (1 atm) oC -42.2 0F -44.0 Temperature glide oC 4.2 Critical temperature oC 87.9 oF 190.3 Critical pressure bara 45.3 psia 656 Liquid density at 25oC kg/m3 1136 Density of saturated vapour at 25oC kg/m3 41.7 Heat capacity of liquid at 25oC kJ/kgoC 1.52 Ratio of gas heat capacities (cp/cv, k) 1.137 Vapour pressure at 25oC bara 11.2 psia 163 Latent heat of vaporisation at boiling point kJ/kg 243 Ozone Depletion Potential ODP 0 Flammability limit in air (1 atm) vol% None Inhalation exposure (8 hr day & 40 hr week) ppm 1000 في أمان الله
