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Thulium oxide

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Product

Molecular Formula:Tm2O3

Molecular Weight:385.88

CAS No:12036-44-1

Property:White powder. Soluble in water, sparingly soluble in strong mineral acids. Easily hygroscopic.

Specification:

Degree of cleanliness
99.9999% --99.999%-- 99.99%-- 99.9%
CHEMICAL COMPOSITION
Tm2O3/TREO (% min.)
99.9999 --99.999 --99.99-- 99.9
TREO (% min.)
99.9-- 99-- 99-- 99
Losses during combustion (% max.)
0.5-- 0.5-- 1-- 1
Rare Earth impurities
% max.-- % max.-- % max.-- % max.
Tb4O7 /TREO
0.00001--0.0001--0.0005--0.001
Dy2O3 /TREO
0.00001--0.0001--0.0005--0.001
Yb2O3/TREO
0.00001--0.0001--0.0005--0.001
Ho2O3/TREO
0.00005--0.0005--0.0025--0.01
Er2O3/TREO
0.00005--0.0005--0.0025--0.01
Lu2O3 /TREO
0.00005--0.0001--0.0005--0.001
Y2O3/TREO
0.00001--0.0001--0.0005--0.001
Non-Rare Earth impurities
% max.-- % max. --% max. --% max.
Fe2O3
0.0001--0.0003--0.0005--0.001
SiO2
0.0005--0.001--0.005--0.01
CaO
0.0005--0.001---0.003--0.01
CuO
0.0001--0.0001--0.0005--0.001
Cl-
0.005----0.01--0.003--0.03
NiO
0.0001--0.0002--0.0005--0.001
ZnO
0.0001--0.0003--0.001--0.001
PbO
0.0001--0.0002--0.0005--0.001

Usage:

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