Product Code: 6743 | Standard Specification | Typical Analysis | Inspection Methods |
Grade | 99.99% | 99.99% | |
CHEMICAL COMPOSITION | |||
Ho2O3 /TREO (% min.) | 99.99 | 99.99 | |
TREO (% min.) | 81 | 81 | Volumetric Method |
Rare Earth Impurities | ppm max. | ppm | |
Tb4O7/TREO Dy2O3/TREO Er2O3/TREO Tm2O3/TREO Yb2O3/TREO Lu2O3/TREO Y2O3/TREO | 10 20 50 10 10 10 10 | 5 20 30 5 5 5 10 | ICP-Atomic Emission Spectrographic |
Non-Rare Earth Impurities | ppm max. | ppm | |
Fe2O3 SiO2 CaO Cl- | 400 1000 500 100 | 350 900 450 100 | SpectrographicAtomic Absorption Spectrographic |