Praseodymium Hydroxide

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Appearance:GreenCasno:16469-16-2
Formula:H3O3PrWeight:191.9297
Einecs:240-513-9Boiling:100ºC at 760 mmHg
Vapour:24.5mmHg at 25ºCSoluble:Insoluble in water, moderately soluble in strong mineral acids
Detailed Specification
Spec 99.999% 99.99% 99.9% 99%
CHEMICAL COMPOSITION
Pr6O11/TREO (%Min.) 99.999 99.99 99.9 99
TREO (%Min.) 60 60 60 60
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
0.03
0.03
0.1
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
Packing: 50KGs Iron Drum
Stability: Slightly hygroscopic
Application: also called Praseodymium Hydrate, used to colour glasses ,enamels and pigments.
Synonyms: Praseodymium hydroxide(Pr(OH)3);Praseodymium hydroxide (Pr(OH)3); Praseodymium hydroxide; Praseodymium trihydroxide