1300 °C decomp.

2.4 (0.2M solution)

soluble in ethanol
insoluble in ether, acetone

slightly soluble (anhydrous)
585 g/L (hexahydrate) in water

purple when anhydrous, dark green when hexahydrate

Non-flammable

2.87 g/cm³ (anhydrous)
1.760 g/cm³ (hexahydrate)

1152 °C (anhydrous)
83 °C (hexahydrate)

440 mg/kg

GB5425000