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

Terbium Acetate has important role as an activator for green phosphors used in colour TV tubes. Meanwhile Terbium Acetate is also used in special lasers and as a dopant in solid-state devices.
Formula Tb(O2C2H3)3.xH2O
CAS No. 16922-07-9
Molecular Weight 336.08
Appearance White
Solubility Soluble in water, moderately soluble in strong mineral acids
Stability Slightly hygroscopic
GermanTerbiumAcetat FrenchAcetate De Terbium SpanishAcetato Del Terbio
Standard Specifications
Product Code 6511 6513 6515 6517
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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