125 g/100 mL (0 °C)
143 g/100 ml (20°C)
312 g/100 mL (100 °C) in water

soluble in alcohol, acetone

3.353 g/cm³

1935 °C (anhydrous)
810 °C (dihydrate)

730 °C

Odorless, very hygroscopic colorless crystals
sharp saline taste

9

4100 mg/kg (rat, oral)
1580 mg/kg (mouse, subcutaneous)

EV9328000

Decomposes on heating at high temperature producing toxic and corrosive fumes