Erbiumoxid (99,9%)

Erbium Oxide Formula:Er2O3;M.Wt:377.88 RE purity:min99.9% RE impurities: La2O3 max 1ppm CeO2 max 1ppm Pr6O11 max 1ppm Nd2O3 max 1ppm Sm2O3 max 1ppm Eu2O3 max 1ppm Gd2O3 max 1ppm Tb4O7 max 1ppm Dy2O3 max 10ppm Ho2O3 max 10ppm Tm2O3 max 400ppm Yb2O3 max 10ppm Lu2O3 max 10ppm Y2O3 max 350ppm TREO:min99% Non-RE impurities:Fe2O3 max 3ppm SiO2 max 20ppm CaO max 20ppm Cl- max220ppm Loss on ignition: min1% DESCRIPION: peach powder, insolubilize in water, solubilize in acids. USES: As neutron-controlling material for nuclear reactors and pigment for glassware.