Characteristic:
Appearance and propertie: white to light yellow crystalline heavy or powder.
pH value: ~ 1.6 (100 g / l H2O, 20 ° C)
Relative density: 4,15 g/cm3
Melting Point(℃): 360
Concentration: Pure
Solubility: soluble in water, 35 ℃ Solubility 33g/100ml water. Soluble in dilute sulfuric acid.