Appearance and properties: White crystal, easy deliquescence. 

PH: Not available Melting point(℃): 151 

Boiling point(℃): Not available 

Flash point (℃): meaningless 

Upper explosive limit% (V / V): meaningless 

Density: relative density (water = 1) 1.67 (17 ℃) 

Relative vapor density (air = 1): Not available 

Ignition temperature (℃): Not available 

Lower explosive limit% (V / V): meaningless 

Heat of combustion (kJ / mol): meaningless 

Saturated vapor pressure (hPa): Not available 

Critical temperature (℃): Not available 

Critical pressure (MPa): Not available