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Praseodymium Oxide Formula: Pr6O11
CAS No.: 12037-29-5
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.
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 |
0.0005 |
0.005 |
0.01 |
0.05 |
Non-Rare Earth Impurities |
% max. |
% max. |
% max. |
% max. |
Fe2O3 |
0.0005 |
0.001 |
0.003 |
0.005 |
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