HFA 152a Medical gas, also known as 1,1,-difluoroethane, is a pharmaceutical-grade propellant widely used in various medical products. Technical Parameters of HFA 152A Appearance: Clear, colorless liquid and vapor Physical State: Gas at ambient temperatures Molecular Weight: 66.05 Odor: Faint ethereal odor Specific Gravity (Water = 1.0): 0.909 @ 21.1C (70F) Solubility in Water (Weight %): Unknown pH: Neutral Boiling Point: -24.05C (-11.29F) Freezing Point: -117C (-178.6F) Vapor Density (Air = 1.0): 2.29 Evaporation Rate: 1 (compared to CCl4 = 1) Volatiles: 100% Flash Point: Not applicable Advantages of HFC-152a: HFC-152a is a versatile compound utilized in various applications, including refrigerants, foaming agents, and aerosol propellants for products such as hair sprays, air fresheners, and insecticides. Additionally, it serves as a key raw material in the production of mixed refrigerants and acts as an intermediate in organic synthesis for vinylidene fluoride, a primary industrial ingredient for polyvinylidene fluoride (PVDF) and fluoroelastomers.