Rare Earth Product Information
& Standard Specifications
product details
Thulium Carbonate
Thulium Carbonate

Thulium Carbonate has specialized uses in ceramics, glass, phosphors, lasers. and also is the important dopant for fibre amplifiers.
Formula Tm2(CO3)3.xH2O
CAS No. 87198-17-2
Molecular Weight 517.90
Appearance White
Solubility Insoluble in water, moderately soluble in strong mineral acids
Stability Slightly hygroscopic
GermanThuliumKarbonat FrenchCarbonate De Thulium SpanishCarbonato Del Tulio
Standard Specifications
Product Code 6920 6921 6923 6925
Grade 99.9999% 99.999%  99.99% 99.9%
CHEMICAL COMPOSITION     กก กก
Tm2O3/TREO (% min.) 99.9999 99.999 99.99 99.9
TREO (% min.) 45 45 45 45
Rare Earth Impurities % max. % max. % max. % max.
Tb4O7 /TREO
Dy2O3 /TREO
Ho2O3/TREO
Er2O3/TREO
Yb2O3/TREO
Lu2O3 /TREO
Y2O3/TREO		 0.00001
0.00001
0.00001
0.00005
0.00005
0.00005
0.00001		 0.0001
0.0001
0.0001
0.0005
0.0005
0.0001
0.0001		 0.0005
0.0005
0.0005
0.0025
0.0025
0.0005
0.0005		 0.001
0.001
0.001
0.001
0.001
0.001
0.001
Non-Rare Earth Impurities % max. % max. % max. % max.
Fe2O3
SiO2
CaO
CuO
Cl-
NiO
ZnO
PbO
 		0.0001
0.0005
0.0005
0.0001
0.005
0.0001
0.0001
0.0001
 0.0003
0.001
0.001
0.0001
0.01
0.0002
0.0003
0.0002
 0.0005
0.005
0.003
0.0005
0.03
0.0005
0.001
0.0005 
 0.001
0.01
0.01
0.001
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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