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12037-29-5

Name Praseodymium oxide
CAS 12037-29-5
EINECS(EC#) 234-857-9
Molecular Formula O3Pr2
MDL Number MFCD00011178
Molecular Weight 329.81
MOL File 12037-29-5.mol
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Chemical Properties

Appearance dark green to dark brown or black powder
Melting point  2500°C
density  6.5 g/mL at 25 °C(lit.)
storage temp.  Inert atmosphere,2-8°C
form  nanopowder
color  Dark green to dark brown or black
Water Solubility  insoluble
InChI InChI=1S/3O.2Pr/q3*-2;2*+3
InChIKey MMKQUGHLEMYQSG-UHFFFAOYSA-N
SMILES [Pr+3].[Pr+3].[O-2].[O-2].[O-2]
Uses
Glass and ceramic pigment, laboratory reagent.
CAS DataBase Reference 12037-29-5(CAS DataBase Reference)
EPA Substance Registry System 12037-29-5(EPA Substance)

Safety Data

Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S37/39:Wear suitable gloves and eye/face protection .
WGK Germany  1
RTECS  TU1480000
TSCA  Yes
HS Code  28469017
Toxicity
rat,LD50,oral,> 5gm/kg (5000mg/kg),Acute Toxicity Data. Journal of the American College of Toxicology, Part B. Vol. 12, Pg. 626, 1993.

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