Ceramic Yellow or Black Pigment 99.99% Pr6o11 Praseodymium Oxide Cas 12037-29-5
Praseodymium Oxide 12037-29-5 99.99%-99.999% For Ceramic Pigment
Description:
Formula: Pr6O11
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:
| Pr6O11 | 99.5%min |
| Fe2O3 | 0.02%max |
| SiO2 | 0.04%max |
| CaO | 0.03%max |
| Cl | 0.05%max |
| Y2O3 | 0.01%max |
| La2O3 | 0.1%max |
| CeO2 | 0.2%max |
| Items | Grade | ||||||
| Pr6O11/REO % min. | 99.999 | 99.99 | 99.95 | 99.9 | 99.5 | 99 | |
| Rare earth impurities % max. | La2O3 | 0.0005 | 0.001 | 0.002 | 0.003 | 0.01 | total |
| CeO2 | 0.0005 | 0.002 | 0.01 | 0.03 | 0.05 | 1 | |
| Nd2O3 | 0.001 | 0.004 | 0.03 | 0.05 | 0.4 | - | |
| Sm2O3 | 0.0001 | 0.001 | 0.005 | 0.01 | 0.02 | - | |
| Y2O3 | 0.0005 | 0.001 | 0.002 | 0.005 | 0.01 | - | |
| other REO | total | total | total | total | total | - | |
| 0.0001 | 0.001 | 0.001 | 0.002 | 0.01 | - | ||
| Non rare earth impurities % max. | Fe2O3 | 0.0005 | 0.0005 | 0.002 | 0.005 | 0.01 | 0.01 |
| SiO2 | 0.005 | 0.005 | 0.01 | 0.01 | 0.01 | 0.01 | |
| CaO | 0.001 | 0.005 | 0.01 | 0.03 | 0.04 | 0.05 | |
| Na2O | 0.01 | 0.01 | 0.02 | 0.03 | 0.04 | 0.04 | |
| Al2O3 | 0.01 | 0.01 | 0.01 | 0.01 | 0.05 | 0.05 | |
| Cl- | 0.001 | 0.005 | 0.015 | 0.03 | 0.03 | 0.05 | |
| SO42 | 0.02 | 0.02 | 0.02 | 0.03 | 0.04 | 0.05 | |
| others | 0.005 | 0.01 | 0.01 | 0.01 | 0.02 | 0.03 | |
| water content % max. | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | |
| L.O.I % max. | 0.98 | 0.98 | 0.98 | 0.98 | 0.98 | ||
Praseodymium oxide (Pr6O11)
Praseodymium (III,IV) oxide; Praseodymium-III-oxide; Praseodymium(III,IV) oxide; Praseodymium oxide (Pr6O11); oxygen(-2) anion; praseodymium(+3) cation
We aslo can supply higher grade of 99%min and 99.5%min as per customers' request.
Packing &Loading Quantity:
25 or 50 kg/per metal pail. 16MT with pallets/1*20’FCL
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