Europium Oxide (Eu2O3) 1,high purity:99%--99.999% 2,wide range of uses 3,quality ... high purity:99%--99.999% 2,wide range of uses 3,quality best and 4,competitive price Grade99.9999%99.999%99.99%99.9%Eu2O3 ... /TREO (% min.)99.999999.99999.9999.9TREO (% min.)99.9999999Loss On Ignition (% max.) ... .010.0010.030.0010.0010.001 europium oxide 99.99%