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rare metal oxide 99.5-99.99% niobium oxide
rare metal oxide 99.5-99.99% niobium oxide

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GradeNb2O5
Main content, %
 By substraction
(exclusive of F, Ignition Loss)
99.5
Impurity content(ppm max.)Al0.002
Cr0.003
Cu0.005
F0.1
Fe0.02
Mn0.005
Mo0.003
Ni0.02
Si0.005
Ta0.05
Ti0.002
W0.003
Ignition Loss, %, max0.2
ApplicationFor niobium metal billets and  powder, niobium carbide, ceramic 

 

GradeNb2O5
Main content, %
 By substraction
(exclusive of F, Ignition Loss)
99.99
Impurity content(ppm max.)Al0.0003
As0.0001
B0.0001
Bi0.0002
Ca0.0005
Cl0.001
Co0.0001
Cr0.0003
Cu0.0003
F0.005
Fe0.0003
K0.0002
Mg0.0001
Mn0.0002
Mo0.0002
Na0.0005
Ni0.0003
Pb0.0003
Sb0.0005
Si0.001
Sn0.0001
Ta0.001
Ti0.0001
V0.0001
W0.0003
Zr0.0001
Ignition Loss, %, max0.1
ApplicationFor lithium niobate single crystal and additive in special optical glass.

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