Section 9: Physical and Chemical Properties
Physical state and appearance: Solid. (Crystalline solid.)
Odor: Odorless.
Taste: Not available.
Molecular Weight: 56.08 g/mole
Color: White.
pH (1% soln/water): 10 [Basic.]
Boiling Point: 2850°C (5162°F)
Melting Point: 2572°C (4661.6°F)
Critical Temperature: Not available.
Specific Gravity: 3.33 (Water = 1)
Vapor Pressure: Not applicable.
Vapor Density: Not available.
Volatility: Not available.
Odor Threshold: Not available.
p. 4
Water/Oil Dist. Coeff.: Not available.
Ionicity (in Water): Not available.
Dispersion Properties: Not available.
Solubility:
Soluble in acids, glycerol, sugar solution. Practically insoluble in alcohol. Very slightly soluble in cold water, hot water.
Insoluble in methanol, diethyl ether, n-octanol.