Appearance: Colorless block crystals. Relative density 3.92. Melting point 848. Boiling point 1727. Soluble in water, acetone and acid. Easy deliquescence.
Test items Results
AppearanceColorless crystal
CeO2/TREO99.99%
TREO69.6%
RE Impurities
La2O3<0.0030%
Pr6O11 <0.0030%
Nd2O3<0.0020%
Sm2O3<0.0010%
Y2O3<0.0005%
Non- RE impurities
Fe2O30.0023%
SIO2<0.005%
CaO<0.002%
Al2O3<0.003%
Na2O<0.005%