Physical properties of R-410A refrigerant. Vapour density (30°C), air=1.0. Vapour pressure at 21.1°C (MPa).Gas heat capacity kJ/(kg·°C). This is a an unopened. Sealed Pure R410a 7.5 pound cylinder of refrigerant. The item "R410a, R-410a R 410a Refrigerant 7.5 Pound Tank. Factory Sealed (MADE IN USA)" is in sale since Saturday, January 19, 2019. This item is in the category "Business & Industrial\HVAC\HVAC Parts\Refrigerant Tanks". The seller is "8774lights" and is located in Granite Falls, North Carolina. This item can be shipped to United States.