Europium Oxide Formula:Eu2O3;M.Wt:351.02 RE purity: ≥ 99.99% RE impurities: ≤ 100ppm: La2O3≤5ppm CeO2≤5ppm Pr6O11≤5ppm Nd2O3≤5ppm Sm2O3≤5ppm Gd2O3≤5ppm Tb4O7≤5ppm Dy2O3≤5ppm Ho2O3≤5ppm Er2O3≤5ppm Tm2O3≤5ppm Yb2O3≤5ppm Lu2O3≤5ppm Y2O3≤5ppm TREO:≥99% Non-RE impurities:Fe2O3 ≤ 3ppm SiO2 ≤ 20ppm CaO ≤ 10ppm Cl- ≤80ppm CuO ≤ 3ppm PbO ≤ 5ppm NiO ≤ 3ppm ZnO ≤ 5ppm Loss on ignition: ≤ 1% DESCRIPION: Pinkish white powder, insoluble in water, soluble in mineral acids. It readily picks up moisture and carbon dioxide from atmosphere. USES: As an activator of various phosphor, especially of red emitting phosphor, and as a material of bar for neutron controlling in nuclear reactor. PACKING: According to the requirements of clients.