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CAS 7440-48-4

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Cobalt

Description:
Cobalt is a transition metal with the chemical symbol Co and the CAS number 7440-48-4. It is characterized by its hard, lustrous, and silver-gray appearance. Cobalt is known for its high melting point and excellent resistance to oxidation and corrosion, making it valuable in various industrial applications. It exhibits magnetic properties and is often used in the production of high-strength alloys, batteries, and catalysts. Cobalt is also an essential trace element in biological systems, playing a critical role in the formation of vitamin B12. In terms of chemical behavior, cobalt can exist in multiple oxidation states, with +2 and +3 being the most common. It readily forms complexes with various ligands, contributing to its versatility in coordination chemistry. However, cobalt compounds can be toxic in certain forms, necessitating careful handling and regulation in industrial and laboratory settings. Overall, cobalt's unique properties make it an important element in both technological and biological contexts.
Formula:Co
InChI:InChI=1S/Co
InChI key:InChIKey=GUTLYIVDDKVIGB-UHFFFAOYSA-N
SMILES:[Co]
Synonyms:
  • Aco 4
  • Actica 3100
  • Acticat 1100
  • Acticat 3100
  • Acticat 3300
  • Acticat 3400
  • Acticat TM3100
  • B 2112Z
  • Co 0138E
  • Cobalt (nanoparticles)
  • See more synonyms
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products per page.Found 80 products.
  • Cobalt lump, typically 1.5cm cubes, vacuum remelted, low oxygen, 99.9% (metals basis)

    CAS:
    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
    Purity:99.9%

    Ref: 02-012956

    100g
    To inquire
  • Cobalt wire, 1.0mm (0.04in) dia, annealed, Puratronic™, 99.995% (metals basis)

    CAS:
    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
    Formula:Co
    Purity:99.995%
    Color and Shape:Wire, 1.0 mm (0.04 in.) dia
    Molecular weight:58.93

    Ref: 02-010946

    25cm
    158.00€
    100cm
    552.00€
  • Cobalt (Metal) Powder LR

    CAS:
    Formula:Co
    Color and Shape:Dark grey fine powder
    Molecular weight:58.93

    Ref: BC-167620050

    50g
    To inquire
  • Cobalt slug, 6.35mm (0.25in) dia x 12.7mm (0.50in) length, 99.95% (metals basis)

    CAS:
    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
    Formula:Co
    Purity:99.95%
    Molecular weight:58.93

    Ref: 02-042353

    25g
    138.00€
    100g
    426.00€
  • Cobalt powder, -22 mesh, Puratronic™, 99.998% (metals basis)

    CAS:
    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
    Formula:Co
    Purity:99.998%
    Color and Shape:Grey, Powder (-22 mesh)
    Molecular weight:58.93

    Ref: 02-010610

    5g
    126.00€
    25g
    416.00€
  • Cobalt rod, 5mm (0.2in) dia, Puratronic™, 99.995% (metals basis)

    CAS:
    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
    Formula:Co
    Purity:99.995%
    Color and Shape:Rod, 5 mm (0.2 in.) dia.
    Molecular weight:58.93

    Ref: 02-011445

    50mm
    746.00€
    150mm
    1,436.00€
  • Cobalt slug, 3.175mm (0.125in) dia x 3.175mm (0.125in) length, 99.95% (metals basis)

    CAS:
    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
    Formula:Co
    Purity:99.95%
    Color and Shape:Blue silver, Slug, 3.175mm (0.125in) diameter x 3.175mm (0.125in) length., Blue-silver, Slug, 3.175mm (0.125in) diameter.
    Molecular weight:58.93

    Ref: 02-042355

    5g
    To inquire
    25g
    527.00€
    100g
    1,630.00€
  • Cobalt powder, 1.6 micron, 99.8% (metals basis)

    CAS:
    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
    Formula:Co
    Purity:99.8%
    Molecular weight:58.93

    Ref: 02-010455

    10g
    99.00€
    100g
    146.00€
    500g
    507.00€
  • Cobalt sputtering target, 50.8mm (2.0in) dia x 3.18mm (0.125in) thick, 99.95% (metals basis)

    CAS:
    Magnetron sputtering source
    Formula:Co
    Purity:99.95%
    Color and Shape:Sputtering target, 50.8mm (2.0in) diameter x 3.18mm (0.125in) thick., Gray
    Molecular weight:58.93

    Ref: 02-040834

    1ea
    To inquire
  • Cobalt foil, 0.5mm (0.02in) thick, Puratronic™, 99.995% (metals basis)

    CAS:
    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
    Formula:Co
    Purity:99.995%
    Color and Shape:Blue silver, Foil, 0.5mm (0.02in) thick.
    Molecular weight:58.93

    Ref: 02-011451

    50x100mm
    672.00€
  • Cobalt foil, 0.05mm (0.002in) thick, 99.95% (metals basis)

    CAS:
    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
    Formula:Co
    Purity:99.95%
    Color and Shape:Blue silver, Foil, 0.05mm (0.002in) thick.
    Molecular weight:58.93

    Ref: 02-042657

    25x25mm
    97.00€
    50x50mm
    281.00€
    100x100mm
    813.00€
  • Cobalt rod, 12.5mm (0.492in) dia, 99.95% (metals basis)

    CAS:
    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
    Formula:Co
    Purity:99.95%
    Color and Shape:Blue silver, Rod, 12.5mm (0.492in) diameter.
    Molecular weight:58.93

    Ref: 02-000081

    25mm
    258.00€
  • Cobalt wire, 0.5mm (0.02in) dia, Puratronic™, 99.995% (metals basis)

    CAS:
    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
    Formula:Co
    Purity:99.995%
    Color and Shape:Metallic grey, Wire, 0.5mm dia.
    Molecular weight:58.93

    Ref: 02-010947

    50cm
    187.00€
    2m
    555.00€
  • Cobalt sputtering target, 50.8mm (2.0in) dia x 6.35mm (0.250in) thick, 99.95% (metals basis)

    CAS:
    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
    Formula:Co
    Purity:99.95%
    Color and Shape:Sputtering Target, 2.0 in. dia. x 0.25 in. thick
    Molecular weight:58.93

    Ref: 02-040835

    1ea
    To inquire
  • Cobalt wire, 1.5mm (0.06in) dia, 99.95% (metals basis)

    CAS:
    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
    Formula:Co
    Purity:99.95%
    Color and Shape:Blue silver, Wire, 1.5mm (0.06in) diameter.
    Molecular weight:58.93

    Ref: 02-044524

    5cm
    75.00€
    25cm
    256.00€
  • Cobalt foil, 0.5mm (0.02in) thick, 99.95% (metals basis)

    CAS:
    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
    Formula:Co
    Purity:99.95%
    Color and Shape:Blue silver, Foil, 0.5mm (0.02in) thick.
    Molecular weight:58.93

    Ref: 02-042659

    25x25mm
    154.00€
    50x50mm
    447.00€
    100x100mm
    1,281.00€
  • Cobalt wire, 2.0mm (0.08in) dia, Puratronic™, 99.995% (metals basis)

    CAS:
    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
    Formula:Co
    Purity:99.995%
    Color and Shape:Silver, Wire, 2.0mm dia.
    Molecular weight:58.93

    Ref: 02-010945

    10cm
    294.00€
    50cm
    981.00€
  • Cobalt powder, -400 mesh, 99.5% (metals basis)

    CAS:
    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
    Formula:Co
    Purity:99.5%
    Color and Shape:Powder, -400 mesh
    Molecular weight:58.93

    Ref: 02-044085

    50g
    121.00€
    250g
    429.00€
  • Cobalt foil, 2.0mm (0.08in) thick, 99.95% (metals basis)

    CAS:
    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
    Formula:Co
    Purity:99.95%
    Color and Shape:Blue silver, Foil, 2.0mm (0.08in) thick.
    Molecular weight:58.93

    Ref: 02-042661

    25x25mm
    To inquire
    50x50mm
    To inquire
  • Cobalt foil, 0.1mm (0.004in) thick, 99.95% (metals basis)

    CAS:
    Form: Approx.0.56g/25 x 25mm
    Formula:Co
    Purity:99.95%
    Color and Shape:Blue silver, Foil, 0.1mm (0.004in) thick.
    Molecular weight:58.93

    Ref: 02-042658

    100x100mm
    To inquire
    25x25mm
    83.00€
    50x50mm
    236.00€