Thulium Sulfate 99.9%
Thulium Sulfate 99.9%, code 6905
Formula: Tm2(SO4)3.8H2O
CAS No.: 13778-40-0
Molecular Weight: 770.05
Density: N/A
Melting point: N/A
Appearance: White powder
Solubility:Soluble in water, moderately soluble in strong mineral acids
Stability: Slightly  hygroscopic
Multilingual: ThuliumSulfat, Sulfate De Thulium, Sulfato Del Tulio
Thulium Sulfate also called Thulium Sulphate, has specialized uses in making phosphors. Thulium Sulfate is a moderately water and acid soluble Thulium source for uses compatible with Sulfates. Sulfate compounds are salts or esters of sulfuric acid formed by replacing one or both of the hydrogens with a metal. It can also be used in portable X-ray devices that has been bombarded in a nuclear reactor as a radiation source.
Products available
Product Code: 6905 Standard Specification Typical Analysis Inspection Methods
Grade 99.9% 99.9%  
CHEMICAL COMPOSITION
Tm2O3 /TREO (% min.) 99.9 99.9
TREO (% min.) 30 30 Volumetric Method
Rare Earth Impurities % max. %
Tb4O7/TREO
Dy2O3/TREO
Ho2O3/TREO
Er2O3/TREO
Yb2O3/TREO
Lu2O3/TREO
Y2O3/TREO		 0.005
0.005
0.005
0.05
0.01
0.005
0.005		 0.005
0.003
0.001
0.001
0.001
0.003
0.004		 ICP-Atomic Emission
Spectrographic
Non-Rare Earth Impurities % max. %
Fe2O3
SiO2
CaO
CuO
Cl-
NiO
ZnO
PbO		 0.001
0.01
0.01
0.001
0.03
0.001
0.001
0.001		 0.001
0.008
0.009
0.001
0.025
0.001
0.0008
0.001		 Spectrographic

Atomic Absorption Spectrographic
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