Yttrium oxide Oxides Lanthanum oxide Cerium oxide Praseodymium (Pr) Neodymium (Nd) Samarium oxide Europium oxide Gadolinium oxide Terbium (Tb) Dysprosium oxide Holmium oxide Erbium oxide Thulium oxide Ytterbium oxide Lutetium oxide Scandium oxide Yttrium oxide Yttrium oxide CAS # 1314-36-9 Molecular Formula Y2O3 Molecular Weight 225.81 gmol-1 3N (99.9%) 33% 33% 4N (99.99%) 66% 66% 5N (99.999%) 100% 100% Interested in this Product?YesNoGET A QUOTE