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