Praseodymium Oxide
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.
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
Purity: Pr6O11/TREO 99.5%-99.9% TREO≥99% LOI≤1.0%
Rare Earth Impurities: La2O3≤50ug/g CeO2≤300ug/g Nd2O3≤300ug/g Y2O3≤50ug/g Sm2O3≤100ug/g
Non Rare Earth Impurities: Fe2O3≤50ug/g SiO2≤100ug/g CaO≤100ug/g Cl-≤300ug/g
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