Thermodynamic Properties of Opteon XP40 (R-449A) Engineering (I/P) Units. Boiling Point at One Atmosphere F Critical Temperature 178.

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1 Opteon XP40 Refrigerant Thermodynamic Properties of Opteon XP40 (R-449A) Engineering (I/P) Units Physical Properties Molecular Weight 87.2 lb/lb-mole Boiling Point at One Atmosphere F Critical Temperature F Critical Pressure psia Critical Density lb/ft 3 Critical Volume ft 3 /lb Ozone Depletion Potential 0 Global Warming Potential (AR5) 1282 ASHRAE Standard 34 Safety Rating A1 Units and Factors t = temperature in F P = pressure in lb/in 2 absolute (psia) v f = volume of saturated liquid in ft 3 /lb v g = volume of saturated vapor in ft 3 /lb V = volume of superheated vapor in ft 3 /lb d f = 1/v f = density of saturated liquid in lb/ft 3 d g = 1/v g = density of saturated vapor in lb/ft 3 h f = enthalpy of saturated liquid in Btu/lb h fg = enthalpy of vaporization in Btu/lb h g = enthalpy of saturated vapor in Btu/lb H = enthalpy of superheated vapor in Btu/lb s f = entropy of saturated liquid in Btu/(lb) ( R) s g = entropy of saturated vapor in Btu/(lb) ( R) S = entropy of superheated vapor in Btu/(lb) ( R) One atmosphere = psia Reference point for enthalpy and entropy: h f = 0.0 Btu/lb at -40 F s f = 0.0 Btu/lb- R at -40 F This information is based on NIST Standard Database 23, Version 9.1 (Lemmon, E.W.; Huber, M.L.; McLinden, M.O.; REFPROP Reference Fluid Thermodynamic and Transport Properties - National Institute of Standards and Technology, 2013) using Chemours interaction parameters with R-1234yf.

2 Saturation Properties - Temperature Table Pressure Volume Density Enthalpy Entropy Temp [psia] [ft 3 /lb] [lb/ft 3 ] [Btu/lb] [Btu/lb- R] Temp F Liquid Vapor Liquid Vapor Liquid Vapor Liquid Latent Vapor Liquid Vapor F p f p g v f v g d f d g h f h fg h g s f s g

3 Saturation Properties - Temperature Table Pressure Volume Density Enthalpy Entropy Temp [psia] [ft 3 /lb] [lb/ft 3 ] [Btu/lb] [Btu/lb- R] Temp F Liquid Vapor Liquid Vapor Liquid Vapor Liquid Latent Vapor Liquid Vapor F p f p g v f v g d f d g h f h fg h g s f s g

4 Saturation Properties - Temperature Table Pressure Volume Density Enthalpy Entropy Temp [psia] [ft 3 /lb] [lb/ft 3 ] [Btu/lb] [Btu/lb- R] Temp F Liquid Vapor Liquid Vapor Liquid Vapor Liquid Latent Vapor Liquid Vapor F p f p g v f v g d f d g h f h fg h g s f s g

5 Saturation Properties - Temperature Table Pressure Volume Density Enthalpy Entropy Temp [psia] [ft 3 /lb] [lb/ft 3 ] [Btu/lb] [Btu/lb- R] Temp F Liquid Vapor Liquid Vapor Liquid Vapor Liquid Latent Vapor Liquid Vapor F p f p g v f v g d f d g h f h fg h g s f s g

6 Temp F F F F Temp Temp F F F F Temp

7 Temp F F F F Temp Temp F F F F Temp

8 Temp F F F F Temp Temp F F F F Temp

9 Temp F F F F Temp Temp F F F 0.19 F Temp

10 Temp 1.35 F 2.49 F 3.60 F 4.70 F Temp Temp 5.77 F 6.83 F 7.87 F 8.89 F Temp

11 Temp 9.90 F F F F Temp Temp F F F F Temp