Rare Earth Product Information
& Standard Specifications
product details
Terbium Nitrate
Terbium Nitrate

Terbium Nitrate have specialized uses in ceramics, glass, phosphors, lasers, and also is the important dopant for fibre amplifiers.
Formula Tb(NO3)3.xH2O
CAS No. 57584-27-7
Molecular Weight 344.94
Appearance White
Solubility Soluble in water, moderately soluble in strong mineral acids
Stability Slightly hygroscopic
GermanTerbiumNitrat FrenchNitrate De Terbium SpanishNitrato Del Terbio
Standard Specifications
Product Code 6571 6573 6575 6577
Grade 99.999% 99.99%  99.9% 99%
CHEMICAL COMPOSITION     กก กก
Tb4O7/TREO (% min.) 99.999 99.99 99.9 99
TREO (% min.) 40 40 40 40
Rare Earth Impurities % max. % max. % max. % max.
Eu2O3/TREO
Gd2O3/TREO
Dy2O3/TREO
Ho2O3/TREO
Er2O3/TREO
Tm2O3/TREO
Yb2O3/TREO
Lu2O3/TREO
Y2O3/TREO		 0.0001
0.0005
0.0005
0.0001
0.0001
0.0001
0.0001
0.0001
0.0003		 0.001
0.002
0.002
0.001
0.001
0.001
0.001
0.001
0.001		 0.01
0.1
0.15
0.02
0.01		 0.01
0.5
0.3
0.05
0.03
Non-Rare Earth Impurities % max. % max. % max. % max.
Fe2O3
SiO2
CaO
Cl-
CuO
NiO
ZnO
PbO

 		0.0001
0.003
0.001
0.005
0.0001
0.0001
0.0001
0.0001
 0.0005
0.005
0.005
0.01
0.0003
0.0003
0.0003
0.0003
 0.001
0.01
0.01
0.03
 0.005
0.03
0.03
0.03
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