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12036-44-1

Name Thulium oxide
CAS 12036-44-1
EINECS(EC#) 234-851-6
Molecular Formula O3Tm2
MDL Number MFCD00011285
Molecular Weight 385.87
MOL File 12036-44-1.mol
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Chemical Properties

Appearance white to slightly beige fine powder or crystals
Melting point  2425°C
density  8.600
storage temp.  Inert atmosphere,2-8°C
solubility  slightly soluble in acid solutions
form  Sintered Lump
color  Pale Green
Water Solubility  Slightly soluble in strong acids. Insoluble in water.
Crystal Structure Sc2O3 type
crystal system Cube
Merck  14,9394
Space group Ia3
Lattice constant
a/nmb/nmc/nmα/oβ/oγ/oV/nm3
1.04481.04481.04489090901.1405
InChIKey CWEYWFRFCUNVEY-UHFFFAOYSA-N
CAS DataBase Reference 12036-44-1(CAS DataBase Reference)
EPA Substance Registry System 12036-44-1(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 .
S36:Wear suitable protective clothing .
WGK Germany  3
TSCA  Yes
HS Code  28469099

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