Thermal Treatment of Cerium Oxide and Its Properties: Adsorption Ability versus Degradation Efficiency

Table 3

Storage conditions.

Storage conditions	In short
CeO2 stored in a desiccator over solid KOH	Dry air
CeO2 stored over saturated solution of Mg(NO3)2	ca. 50% humidity
CeO2 stored over saturated solution of KNO3	ca. 95% humidity
CeO2 stored over concentrated NH4OH	NH3 vapors
CeO2 stored over concentrated formic acid	Formic acid vapors
CeO2 stored over saturated solution of Mg(NO3)2 purged with CO2 (g)	Wet CO2