Hot Sale Praseodymium Oxide 99.5%
Praseodymium Oxide 99.5% Formula: Pr6O11
Product features:
Molecular Weight: 1021.43
Appearance: Brown powder
Solubility: Insoluble in water, moderately soluble in strong mineral acids
Stability: Slightly hygroscopic
Application: Praseodymium Oxide, also called Praseodymia, used to colour glasses and enamels; when mixed with certain other materials, praseodymium produces an intense clean yellow colour in glass. Component of didymium glass which is a colourant for welder’s goggles, also as important additive of Praseodymium yellow pigments.
Specification :
| Grade | 99.999% | 99.99% | 99.9% | 99% |
| CHEMICAL COMPOSITION | ||||
| Pr6O11/TREO (% min.) | 99.999 | 99.99 | 99.9 | 99 |
| TREO (% min.) | 99 | 99 | 99 | 99 |
| Loss On Ignition (% max.) | 1 | 1 | 1 | 1 |
| Rare Earth Impurities | % max. | % max. | % max. | % max. |
| La2O3/TREO CeO2/TREO Nd2O3/TREO Sm2O3/TREO Eu2O3/TREO Gd2O3/TREO Y2O3/TREO |
0.0005 0.0005 0.001 0.0001 0.0001 0.0001 0.0005 |
0.005 0.005 0.01 0.001 0.001 0.001 0.005 |
0.01 0.03 0.05 0.01 0.01 0.01 0.01 |
0.05 0.05 0.7 0.01 0.01 0.01 0.01 |
| Non-Rare Earth Impurities | % max. | % max. | % max. | % max. |
| Fe2O3 SiO2 CaO Cl- CdO PbO |
0.0005 0.005 0.01 0.01 0.0005 0.001 |
0.001 0.01 0.01 0.01 0.0005 0.001 |
0.003 0.02 0.01 0.02 |
0.005 0.03 0.02 0.03 |
