• Niobium Nb
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Niobium Nb

    Niobium, is a chemical element with symbol Nb and atomic number 41. It is a soft, grey, ductile transition metal, which is often found in the pyrochlore mineral, the main commercial source for niobium, and columbite. The name comes from Greek mythology: Niobe, daughter of Tantalus since it is so similar to tantalum. Niobium has physical and chemical properties similar to the element tantalum, and the two are therefore difficult to distinguish. Niobium products we provide:Niobium Metal:

    Our products

    Niobium Oxide Powder, Niobium Carbide Powder, Niobium Boride Powder, Niobium Nitride Powder, Niobium Oxalate, Niobium Chloride, Niobium Silicide Powder, Niobium Monoxide, etc.

    Niobium oxide powder is white crystalline powder and turns into light yellow when meeting oxygen. Niobium pentoxide is used to make metal niobium, alloy, carbide, ceramics, optical glass, etc. 

    Basic infomation for Nb2O5 powder

    ProductNiobium Oxide Powder
    Size-60 mesh,  -200mesh,  -325mesh, etc.
    MaterialNb2O5
    Purity99%~99.999%
    CAS Number1313-96-8
    Density4.47 gm/cm3
    AppearanceWhite Powder

    Specifications for Niobium Pentoxide Powder

    Item No.DescriptionChemically composition
    O41-2NNiobium Oxide PowderNb2O> 99% (metals basis)
    Ta < 0.2%, W < 0.005%, Si < 0.02%, Fe < 0.02%
    O41-2N5Niobium Pentoxide PowderNb2O5 > 99.5% (metals basis)
    Ta < 0.2%, W < 0.005%, Si < 0.02%, Fe < 0.02%
    O41-3NNiobium (V) Pentoxide PowderTa<0.08%, W<0.003%, Si<0.005%, Fe<0.005%
    O41-3N5High Purity Nb(V) Pentoxide PowderNb2O5 > 99.95% (metals basis)
    Ta < 100 ppm, W < 10 ppm, Si < 50 ppm, Fe < 10 ppm
    O41-4NHigh Purity Nb Oxide PowderNb2O> 99.99% (metals basis)
    Ta < 20 ppm, W < 5 ppm, Si < 13 ppm, Fe < 5 ppm
    O41-5NHigh Purity Nb Oxide PowderNb2O> 99.999% (metals basis)
    Ta < 15 ppm, W < 3 ppm, Si < 7 ppm, Fe < 2 ppm


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