Cerium(III) sulfate, also called cerous sulfate, is an inorganic compound with the formula Ce2(SO4)3. It is one of the few salts whose solubility in water decreases with rising temperature.
Molar mass： 568.42 g/mol (anhydrous)
Appearance： White to off white solid (anhydrous)
Density： 2.886 g/mL at (25 °C)
Melting point： 920 °C (1,690 °F; 1,190 K) (decomposes)
Boiling point： NA
Solubility in water：9.25 g/100 mL (20 °C) Hygroscopic