Product Code | 7140 | 7141 | 7143 | 7145 |
Grade | 99.9999% | 99.999% | 99.99% | 99.9% |
CHEMICAL COMPOSITION | ||||
Lu2O3 /TREO (% min.) | 99.9999 | 99.999 | 99.99 | 99.9 |
TREO (% min.) | 81 | 81 | 81 | 81 |
Rare Earth Impurities | ppm max. | ppm max. | ppm max. | % max. |
Tb4O7/TREO Dy2O3/TREO Ho2O3/TREO Er2O3/TREO Tm2O3/TREO Yb2O3/TREO Y2O3/TREO | 0.1 0.2 0.2 0.5 0.5 0.5 0.3 | 1 1 1 5 5 3 2 | 5 5 10 25 25 50 10 | 0.001 0.001 0.001 0.001 0.01 0.05 0.001 |
Non-Rare Earth Impurities | ppm max. | ppm max. | ppm max. | % max. |
Fe2O3 SiO2 CaO Cl- NiO ZnO PbO | 3 10 10 30 1 1 1 | 5 30 50 100 2 3 2 | 10 50 100 200 5 10 5 | 0.002 0.01 0.02 0.03 0.001 0.001 0.001 |