Airgas® Nitrogen, Compressed, Exchange Tank, Hazard Class: 2.2, UN1066, Colorless, Odorless, Flammability: 0, -146.95 deg C
- 28.02 g/mole molecular weight
 - -196 deg C boiling/condensation point
 - -210.01 deg C melting/freezing point
 - 0.967 vapor density
 - 13.8889 ft 3/lb specific volume
 - 0.072 lb/ft 3 gas density