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CAS 7440-03-1

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Niobium

Description:
Niobium, with the chemical symbol Nb and CAS number 7440-03-1, is a transition metal known for its high melting point and excellent corrosion resistance. It is a silvery-gray metal that is ductile and can be easily shaped. Niobium is primarily used in the production of high-strength steel alloys, which enhance the strength and toughness of materials used in construction and manufacturing. It has a body-centered cubic crystal structure and exhibits superconducting properties at low temperatures, making it valuable in applications such as MRI machines and particle accelerators. Niobium is also resistant to oxidation and can form a protective oxide layer, which contributes to its durability in various environments. Additionally, it is relatively rare in the Earth's crust and is primarily obtained from minerals such as columbite and pyrochlore. Due to its unique properties, niobium plays a significant role in modern technology and materials science.
Formula:Nb
InChI:InChI=1S/Nb
InChI key:InChIKey=GUCVJGMIXFAOAE-UHFFFAOYSA-N
SMILES:[Nb]
Synonyms:
  • Columbium
  • Nbe 04Pb
  • Niob
  • Niobio
  • Niobium element
  • Niobium-93
  • Ventron 00471
  • Vn 1
  • Niobium
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products per page.Found 68 products.
  • Niobium sputtering target, 50.8mm (2.0in) dia x 6.35mm (0.250in) thick, 99.95% (metals basis excluding Ta)

    CAS:
    <p>Niobium sputtering target is used in high temperature engineering products. It is also used as an alloying agent for certain steels where it greatly improves the strength of the resulting material. It is also finds applications in atomic reactors due to its corrosion resistance and, when combined wi</p>
    Formula:Nb
    Purity:99.95%
    Color and Shape:Gray, Sputtering target, 50.8mm (2.0in) diameter x 6.35mm (0.250in) thick.
    Molecular weight:92.91

    Ref: 02-040883

    1ea
    453.00€
  • Niobium sputtering target, 50.8mm (2.0in) dia x 3.18mm (0.125in) thick, 99.95% (metals basis excluding Ta)

    CAS:
    <p>Magnetron sputtering source</p>
    Formula:Nb
    Purity:99.95%
    Color and Shape:Sputtering target, 50.8mm (2.0in) diameter x 3.18mm (0.125in) thick., Gray
    Molecular weight:92.91

    Ref: 02-040882

    1ea
    To inquire
  • Niobium wire, 1.0mm (0.04in) dia, 99.8% (metals basis)

    CAS:
    <p>Form: Approx.6.7g/m</p>
    Formula:Nb
    Purity:99.8%
    Color and Shape:Wire, 1.0mm (0.04in) diameter., Silvery
    Molecular weight:92.91

    Ref: 02-010264

    1m
    50.00€
    5m
    140.00€
    25m
    551.00€
  • Niobium wire, 0.25mm (0.01in) dia, 99.99% (metals basis excluding Ta)

    CAS:
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formula:Nb
    Purity:99.99%
    Molecular weight:92.91

    Ref: 02-010265

    25cm
    To inquire
    100cm
    77.00€
    500cm
    157.00€
  • Niobium foil, 1.0mm (0.04in) thick, annealed, 99.8% (metals basis)

    CAS:
    <p>Form: Approx.42.9g/50 x 100mm</p>
    Formula:Nb
    Purity:99.8%
    Molecular weight:92.91

    Ref: 02-010257

    50x100mm
    135.00€
    100x200mm
    375.00€
    200x500mm
    To inquire
  • Niobium foil, 0.127mm (0.005in) thick, annealed, 99.8% (metals basis)

    CAS:
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formula:Nb
    Purity:99.8%
    Color and Shape:Foil, 0.127mm (0.005in) thick, annealed
    Molecular weight:92.91

    Ref: 02-010261

    5x10cm
    63.00€
    10x20cm
    145.00€
    20x50cm
    To inquire
  • Niobium wire, 0.5mm (0.02in) dia, 99.96% (metals basis excluding Ta)

    CAS:
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formula:Nb
    Purity:99.96%
    Color and Shape:Silvery, Wire, 0.5mm (0.02in) diameter.
    Molecular weight:92.91

    Ref: 02-014335

    25cm
    60.00€
    100cm
    To inquire
    500cm
    To inquire
  • Niobium slug, 6.35mm (0.25in) dia x 12.7mm (0.50in) length, 99.95% (metals basis excluding Ta)

    CAS:
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formula:Nb
    Purity:99.95%
    Color and Shape:Silvery, Slug, 6.35mm (0.25in) diameter.
    Molecular weight:92.91

    Ref: 02-042848

    25g
    93.00€
    100g
    To inquire
  • Niobium foil, 0.05mm (0.002in) thick, annealed, 99.8% (metals basis)

    CAS:
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formula:Nb
    Purity:99.8%
    Color and Shape:Silvery, Foil, 0.05mm (0.002in) thick, annealed.
    Molecular weight:92.91

    Ref: 02-039702

    100x100mm
    69.00€
    100x500mm
    214.00€
  • Niobium slug, 6.35mm (0.25in) dia x 12.7mm (0.50in) length, Puratronic&trade;, 99.99% (metals basis excluding Ta), Ta 300ppm

    CAS:
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formula:Nb
    Purity:99.99%
    Color and Shape:Slug, 6.35mm (0.25in) diameter., Silvery
    Molecular weight:92.91

    Ref: 02-035365

    1slug
    To inquire
    5slugs
    To inquire
  • Ref: 02-040916

    75x75mm
    408.00€
  • Niobium foil, 0.5mm (0.02in) thick, annealed, 99.8% (metals basis)

    CAS:
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formula:Nb
    Purity:99.8%
    Color and Shape:Foil, 0.5mm (0.02in) thick, annealed., Silvery
    Molecular weight:92.91

    Ref: 02-014358

    50x100mm
    To inquire
    100x250mm
    449.00€
    100x500mm
    To inquire
  • Niobium foil, 0.25mm (0.01in) thick, annealed, 99.8% (metals basis)

    CAS:
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formula:Nb
    Purity:99.8%
    Color and Shape:Silvery, Foil, 0.25mm (0.01in) thick, annealed.
    Molecular weight:92.91

    Ref: 02-010259

    50x100mm
    64.00€
    100x200mm
    To inquire
    200x500mm
    To inquire
  • Niobium foil, 0.127mm (0.005in) thick, 99.97% (metals basis excluding Ta), Ta ∣&lt;0.06%

    CAS:
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formula:Nb
    Purity:99.97%
    Color and Shape:Foil, 0.127 mm (0.005 in.) thick
    Molecular weight:92.91

    Ref: 02-000236

    25x25mm
    51.00€
    50x50mm
    To inquire
    25x100mm
    91.00€
    50x100mm
    261.00€
  • Niobium foil, 2.0mm (0.08in) thick, 99.8% (metals basis)

    CAS:
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Purity:99.8%

    Ref: 02-043231

    50x100mm
    319.00€
    100x200mm
    To inquire
  • Niobium ingot/button,≈25.4mm (1.0 in.) dia. x 11mm (0.45 in.) thick, 99.95% (metals basis)

    CAS:
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Purity:99.95%

    Ref: 02-045113

    1pc
    To inquire
  • Niobium foil, 0.3mm (0.01in) thick, annealed, 99.8% (metals basis)

    CAS:
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formula:Nb
    Purity:99.8%
    Color and Shape:Silvery, Foil, 0.3mm (0.01in) thick, annealed.
    Molecular weight:92.91

    Ref: 02-040668

    50x100mm
    To inquire
    100x200mm
    174.00€
    200x500mm
    To inquire
  • Niobium rod, 12.7mm (0.5in) dia, hard, 99.8% (metals basis)

    CAS:
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formula:Nb
    Purity:99.8%
    Color and Shape:Rod, 12.7 mm dia.
    Molecular weight:92.91

    Ref: 02-043362

    2cm
    99.00€
    10cm
    To inquire
  • Niobium rod, 6.35mm (0.25in) dia, annealed, 99.8% (metals basis)

    CAS:
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formula:Nb
    Purity:99.8%
    Color and Shape:Rod, 6.35mm (0.25in) diameter, annealed., Silvery
    Molecular weight:92.91

    Ref: 02-010273

    5cm
    To inquire
    25cm
    250.00€
    100cm
    794.00€
  • Niobium foil, 0.25mm (0.01in) thick, 99.97% (metals basis excluding Ta), Ta ∣&lt;0.06%

    CAS:
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formula:Nb
    Purity:99.97%
    Color and Shape:Foil, 0.25mm (0.01in) thick., Silvery
    Molecular weight:92.91

    Ref: 02-000238

    25x25mm
    123.00€
    25x100mm
    To inquire