Refrigerant R728

R728 is the ASHRAE designation for Nitrogen (*N_2*), a natural, non-toxic, non-flammable refrigerant primarily used for ultra-low temperature, cryogenic applications, and specialized industrial freezing. It has an extremely low boiling point of-320.4°F (-195.8°C) and is classified as an A1 (non-toxic, non-flammable) safety group.

3 products
R728,R-728, Nitrogen Gas, Steel Tank, Contains 20 Cu. Ft. CGA580 Tank/Gas
R728,R-728, Nitrogen Gas, Steel Tank, Contains 20 Cu. Ft. CGA580 Tank/Gas
$160.00
R728,R-728, Nitrogen Gas, Steel Tank, Contains 40 Cu. Ft. CGA580 Tank/Gas
R728,R-728, Nitrogen Gas, Steel Tank, Contains 40 Cu. Ft. CGA580 Tank/Gas
$319.95
R728,R-728, Nitrogen Gas, Steel Tank, Contains 60 Cu. Ft. CGA580 Tank/Gas
R728,R-728, Nitrogen Gas, Steel Tank, Contains 60 Cu. Ft. CGA580 Tank/Gas
$491.59