Cerium(III) acetate hydrate, ROTI®METIC 99,999 % (5N), Molar mass (M) 317,25 + x H2O g/mol, Density (D) 2,11 g/cm³, CAS No. [17829-82-2], UN-Nr. 3077, EG-Nr. 690-854-6, Empirical formula Ce(CH3CO2)3 · x H2O