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Formula: La2O3
CAS No.: 1312-81-8
Molecular Weight: 325.82
Density: 6.51 g/cm3
Melting point: 2315
Appearance: White powder
Solubility: Insoluble in water, moderately soluble in strong mineral acids
Stability: Strongly hygroscopic
| roduct Code | 5790 | 5791 | 5792 | 5793 | 5795 | 5797 |
| Grade | 99.9999% | 99.999% | 99.995% | 99.99% | 99.9% | 99% |
| CHEMICAL COMPOSITION | ||||||
| La2O3/TREO (% min.) | 99.9999 | 99.999 | 99.995 | 99.99 | 99.9 | 99 |
| TREO (% min.) | 99.5 | 99 | 99 | 98 | 98 | 98 |
| Loss on ignition (% max.) | 1 | 1 | 1 | 2 | 2 | 2 |
| Rare Earth Impurities | ppm max. | ppm max. | ppm max. | ppm max. | % max. | % max. |
| CeO2 Pr6O11 Nd2O3 Sm2O3 Eu2O3 Gd2O3 Y2O3 |
0.5 0.5 0.5 0.2 0.2 0.2 0.5 |
3 3 2 2 2 2 5 |
5 5 5 5 5 5 5 |
50 50 50 10 10 10 10 |
0.05 0.02 0.02 0.01 0.001 0.001 0.01 |
0.5 0.1 0.1 0.1 0.1 0.1 0.1 |
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