R508B
R508B is a blend of R23 / R116 with mass percentages of 46% / 54%. Properties for this near-azeotropic blend have been fit to a reduced Helmholtz equation of state based on data generated by REFPROP 10. The thermodynamic correlations are applicable from 140 K to 430 K at pressures up to 20 MPa.
Transport data for this refrigerant were obtained from REFPROP and from DuPont Product Information ART-32, Transport Properties of SUVA 95 Refrigerant. The transport properties in the liquid phase are applicable from 170 K to the critical point. The vapor phase properties are applicable for temperatures between 190 K and 375 K.