Ice Machine Refrigerant; Item Refrigerant; Used On Item Refrigeration, Supermarket Display Case, Ice Machine; Applicable Standard ANSI/ASHRAE; Type R-507, Azeotrope; Capacity 25 Pound; Chemical Name Pentafluoroethane, Trifluoroethane; Class HFC; Typical Lubricant Polyolester; Boiling Point 52.1 Deg F; Freezing Point -178 Deg F; Critical Temperature Rating 159.11 Deg F; Critical Pressure Rating 537.37 PSIA; Liquid Density 63.8 Pound per Cubic Foot at 86 Deg F; Molecular Weight 98.9 Pound per Mole