Cerium oxide Oxides Lanthanum Cerium Praseodymium (Pr) Neodymium (Nd) Samarium Europium Gadolinium Terbium (Tb) Dysprosium Holmium Erbium Thulium Ytterbium Lutetium Scandium Yttrium Cerium oxide CAS # 1306-38-3 Molecular Formula CeO2 Molecular Weight 172.12 gmol-1 3N (99.9%) 33% 33% 4N (99.99%) 66% 66% 5N (99.999%) 100% 100% Interested in this Product?YesNoGET A QUOTE