Section 9: Physical and Chemical Properties
Physical state and appearance: Liquid. (Liquid.)
Odor: Ammoniacal.
Taste: Not available.
Molecular Weight: 73.14 g/mole
Color: Colorless.
pH (1% soln/water): 13 [Basic.]
Boiling Point: 55.5°C (131.9°F)
Melting Point: -50°C (-58°F)
Critical Temperature: Not available.
Specific Gravity: 0.71 (Water = 1)
Vapor Pressure: 195 mm of Hg (@ 20°C)
Vapor Density: 2.5 (Air = 1)