we are the manufacture factory Europium Oxide 1,high purity:99%--99.999% 2,wide range of uses 3,quality best and quantity stable 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.)0.50.511Rare Earth Impurities% max.% max.% max.% max.La2O3/TREOCeO2/TREOPr6O11/TREONd2O3/TREOSm2O3/TREOGd2O3/TREOTb4O7 /TREODy2O3 ...