Praeseodymium Oxide pretium CAS 12037-29-5
Praeseodymium Oxide pretium CAS 12037-29-5
Praseodymium oxydi brevis introductio
Formula: Pr6O11
CAS No.: 12037-29-5
Pondus hypotheticum: 1021,43
Densitas: 6.5 g/cm3
Punctum liquescens: 2183 °C
Aspectus: Brown pulveris
Solubilitas: in aqua Insolubilis, modice solubilis in acida fortis mineralis
Stabilitatem: Paulo hygroscopic
Multilingual: PraseodymiumOxid, Oxyde De Praseodymium, Oxido Del Praseodymium
Praseodymium oxydatum Application
1 : Praseodymium Oxide, quod et Praseodymia, vitreis et electris colore usus est;Praseodymium cum aliis quibusdam materiis mixtum efficit intensum mundum luteum colorem in vitro.
2: Component of didymium vitreum quod colorat in goggles welder, etiam magni ponderis additivorum Praseodymi pigmentorum flavi.
3: Praseodymium oxydatum in solida solutione cum ceria vel cum ceria-zirconia adhibitum est pro catalysts oxidatio.4: Summus potentiae magnetes creare possunt insignes vi ac diuturnitate.
| Test Item | Standard | Proventus |
| Pr6O11/TREO (% min.) | 99.9% | >99.9% |
| TREO (% min.) | 99% | 99.5% |
| RE Impurities (%/TREO) | ||
| La2O3 | ≤0.01% | 0.003% |
| CeO2 | ≤0.03% | 0.01% |
| Nd2O3 | ≤0.04% | 0.014% |
| Sm2O3 | ≤0.01% | 0.003% |
| Y2O3 | ≤0.005% | 0.002% |
| Alia Re impuritas | ≤0.005% | <0.005% |
| Non-RE Impurities (%) | ||
| SO4 | ≤0.03% | 0.01% |
| Fe2O3 | ≤0.005% | 0.001% |
| SiO2 | ≤0.01% | 0.003% |
| Cl- | ≤0.03% | 0.01% |
| CaO' | ≤0.03% | 0.004% |
| Al2O3 | ≤0.01% | 0.005% |
| Na2O | ≤0.03% | 0.004% |
| LOI | ≤0.1% | 0.36 |
