Rare Earth Product Information
& Standard Specifications
product details
Lutetium Oxide
Lutetium Oxide

Lutetium Oxide, also called Lutecia, is the important raw materials for laser crystals, and also have specialized uses in ceramics, glass, phosphors, lasers. Lutetium Oxide also be used as catalysts in cracking, alkylation, hydrogenation, and polymerization.
Formula Lu2O3
CAS No. 12032-20-1
Molecular Weight 397.94
Appearance White
Solubility Insoluble in water, moderately soluble in strong mineral acids
Stability Slightly hygroscopic
GermanLutetiumOxid FrenchOxyde De Lutecium SpanishOxido Del Lutecio
Standard Specifications
Product Code 7190 7191 7193 7195
Grade 99.9999% 99.999%  99.99% 99.9%
CHEMICAL COMPOSITION     กก กก
Lu2O3/TREO (% min.) 99.9999 99.999 99.99 99.9
TREO (% min.) 99.9 99 99 99
Loss On Ignition (% max.) 0.5 0.5 1 1
Rare Earth Impurities % max. % max. % max. % max.
Tb4O7 /TREO
Dy2O3 /TREO
Ho2O3/TREO
Er2O3/TREO
Tm2O3/TREO
Yb2O3 /TREO
Y2O3/TREO		 0.00001
0.00001
0.00001
0.00001
0.00001
0.00005
0.00005		 0.0001
0.0001
0.0001
0.0005
0.0005
0.0001
0.0005		 0.0005
0.0005
0.0005
0.0005
0.0025
0.005
0.0005		 0.001
0.001
0.001
0.001
0.01
0.05
0.001
Non-Rare Earth Impurities % max. % max. % max. % max.
Fe2O3
SiO2
CaO
Cl-
NiO
ZnO
PbO
 		0.0001
0.001
0.001
0.003
0.0001
0.0001
0.0001
 0.0003
0.0015
0.0015
0.01
0.0002
0.0003
0.0002
 0.0005
0.005
0.01
0.02
0.0005
0.001
0.0005 
 0.001
0.01
0.01
0.03
0.001
0.001
0.001
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The standard specifications are only for reference, custom specification manufactures are welcomed. More detailed information including MSDS sheet, lot weight, packing condition, lead time and price are all ready on request, please just click at the product's grade, or Send An Enquiry, you will receive our prompt reply within 24 hours.

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