Molecular Formula: (Y＋Eu)2O3 Properties:white and slight pink powder,insoluble in water but soluble in acids. Uses & Applications:phospors Purity: (Y＋Eu)2O3/TREO≥99.9% TREO≥99% LOI≤1.0% Rare Earth Impurities: La, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu≤2ug/g Ce＜1ug/g Non Rare Earth Impurities: Fe2O3≤3ug/g SiO2≤15ug/g CaO≤6ug/g Ni≤2ug/g PbO≤3ug/g Cl-≤80ug/g