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Specification
| Code | PN-2575 |
| TREO% | ≥82.5 |
Cerium purity and relative rare earth impurities
| Pr₆O11/TREO % | 25±2 |
| Nd₂O₃/TREO % | 75±2 |
| La₂O₃/TREO % | <0.04 |
| CeO2/TREO % | <0.04 |
| Sm₂O₃/TREO % | <0.02 |
| Y₂O₃/TREO% | <0.01 |
Non rare earth impurities
| Ca % | <0.02 |
| Fe % | <0.01 |
| Na % | <0.01 |
| K % | <0.005 |
| Pb % | <0.005 |
| AI % | <0.03 |
| SO2 % | <0.04 |
| F- % | ≥27.0 |
| LOI% | <0.8 |
Description
Pink powder,insoluble in water,soluble in perchloric acid.
Uses
Used to make high-performance optical lenses,applied in laser processing,communication,and medicine.It is also a key material for smelting praseodymium-neodymium metals and serves as an activator or aditive for fluorescent powders.
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