1308-96-9

Name EUROPIUM(III) OXIDE
CAS 1308-96-9
EINECS(EC#) 215-165-6
Molecular Formula Eu2O3
MDL Number MFCD00010997
Molecular Weight 351.93
MOL File 1308-96-9.mol
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Chemical Properties

Appearance white to slightly pink powder
Melting point  2291°C
density  7.42 g/mL at 25 °C(lit.)
storage temp.  no restrictions.
solubility  insoluble in H2O; soluble in acid solutions
form  nanopowder
color  White to slightly pink
Specific Gravity 7.42
Odor no odor
Water Solubility  Soluble in acids. Insoluble in water.
Specific Heat Capacity Cp(crystal):0.347228J/(g·K),at 25℃
Crystal Structure Cubic
Sensitive  Hygroscopic
crystal system Monoclinic
Merck  14,3904
Space group C2/m
Lattice constant
a/nmb/nmc/nmα/oβ/oγ/oV/nm3
1.411050.360210.880890100.037900.4408
InChI 1S/2Eu.3O
InChIKey RSEIMSPAXMNYFJ-UHFFFAOYSA-N
SMILES O=[Eu]O[Eu]=O
CAS DataBase Reference 1308-96-9(CAS DataBase Reference)
NIST Chemistry Reference europium(III) trioxide(1308-96-9)
EPA Substance Registry System Europium oxide (Eu2O3) (1308-96-9)
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Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P280-P271
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 .
S36:Wear suitable protective clothing .
WGK Germany  2
RTECS  LE8053000
TSCA  Yes
HS Code  28469014
Storage Class 11 - Combustible Solids
Toxicity
rat,LD50,oral,> 5gm/kg (5000mg/kg),Acute Toxicity Data. Journal of the American College of Toxicology, Part B. Vol. 12, Pg. 616, 1993.

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