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

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.
Specific Heat Capacity Cp(crystal):0.302433J/(g·K),at 25℃
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
InChI 1S/3O.2Tm
InChIKey CWEYWFRFCUNVEY-UHFFFAOYSA-N
SMILES O=[Tm]O[Tm]=O
CAS DataBase Reference 12036-44-1(CAS DataBase Reference)
EPA Substance Registry System 12036-44-1(EPA Substance)

Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P280a-P304+P340-P305+P351+P338-P405-P501a
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
Storage Class 11 - Combustible Solids

Raw materials And Preparation Products

Hazard Information

Material Safety Data Sheet(MSDS)

Well-known Reagent Company Product Information

Supplier