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Terbium Oxide

Brown powder, insoluble in water, soluble in acid.

Description

FormulaTb4O7
Mol.wt747.70
Main ApplicationFluorescent powder activator; magneto optic glass; magneto optical storage

Specification

                                   
Relative Purity
Min.%
99.999 99.995 99.99
                             
TREO
Min.%
99 99 99
                  
RE Impurities/REO  
Max.%
Y2O3 0.00005  0.0003  0.0005 
La2O3 0.00005  0.0003  0.0005 
CeO2 0.00005  0.0003  0.0005 
Pr6O11 0.00005  0.0003  0.0005 
Nd2O3 0.00005  0.0003  0.0005 
Sm2O3 0.00005  0.0003  0.0005 
Eu2O3 0.00005  0.0003  0.0005 
Gd2O3 0.0001  0.0010  0.0020 
Dy2O3 0.0002  0.0010  0.0020 
Ho2O3 0.00005  0.0003  0.0005 
Er2O3 0.00005  0.0003  0.0005 
Tm2O3 0.00005  0.0003  0.0005 
Yb2O3 0.0001  0.0003  0.0005 
Lu2O3 0.00005  0.0003  0.0005 
         
Non-RE Impurities   
Max.%
Fe2O3 0.0002  0.0003  0.0003 
SiO2 0.0010  0.0010  0.0015 
CaO 0.0005  0.0010  0.0010 
Cl- 0.0100  0.0100  0.0100 
    L.O.I                             Max.% 1 1 1


Packing

In sealed double polyethylene bags. The bags are packed in steel drums containing 50 Kgs net each.
 

Others

Specification is adjustable as per user' s special requirement.