Melting Point 480°C
 Boiling Point 101-118 °C
 Water Solubility Soluble in water. Sparingly soluble in alcohol. Almost insoluble in acetone and ethyl acetate. Insoluble in sulfuric acid and ammonia.
 Density 3.097
 Storage Temp Keep in dark place,Inert atmosphere,Room temperature
 Flash Point -
 Stability -
 Appearance Yellow-gray Ferric sulfate
 Refractive Index -