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Transition Metals

The transition metals possess partially-filled d sub-shells and are in groups 4 to 11 of the periodic table. They are hard, very conductive, have multiple oxidation states, display catalytic activity, and can form colored and/or paramagnetic compounds.
Copper (Cu) (2,862)
Nickel (Ni) (2,029)
Iron (Fe) (1,530)
Silver (Ag) (1,339)
Gold (Au) (1,109)
Titanium (Ti) (1,083)
Molybdenum (Mo) (1,029)
Platinum (Pt) (773)
Tungsten (W) (768)
Tantalum (Ta) (756)
Zinc (Zn) (692)
Niobium (Nb) (557)
Zirconium (Zr) (476)
Cobalt (Co) (432)
Palladium (Pd) (406)
Cadmium (Cd) (310)
Vanadium (V) (295)
Chromium (Cr) (227)
Hafnium (Hf) (210)
Yttrium (Y) (177)
Iridium (Ir) (114)
Manganese (Mn) (109)
Rhenium (Re) (97)
Rhodium (Rh) (63)
Ruthenium (Ru) (44)
Scandium (Sc) (30)
Mercury (Hg) (21)
Osmium (Os) (7)

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2,851 – 2,865 of 12,448 results
2,851

Sigma Aldrich Niobium

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Percent Purity 99.9%
Linear Formula Nb
Molecular Weight (g/mol) 92.91
MDL Number MFCD00011126
Synonym NB000400; Columbium
Recommended Storage Room Temperature
Molecular Formula Nb
Density 8.57 g/mL (at 25°C)
Melting Point 2468°C
2,852

Sigma Aldrich Niobium

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
2,853

Sigma Aldrich Niobium

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Percent Purity 99.9%
Linear Formula Nb
Molecular Weight (g/mol) 92.91
MDL Number MFCD00011126
Synonym Niobium; NB007925; Columbium
Recommended Storage Room Temperature
Molecular Formula Nb
Density 8.57 g/mL (at 25°C)
Melting Point 2468°C
2,854

Sigma Aldrich Niobium

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
2,855

Sigma Aldrich Niobium

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Percent Purity 99.9%
Linear Formula Nb
Molecular Weight (g/mol) 92.91
MDL Number MFCD00011126
Synonym NB000344; Columbium
Recommended Storage Room Temperature
Molecular Formula Nb
Density 8.57 g/mL (at 25°C)
Melting Point 2468°C
2,856

Sigma Aldrich Niobium

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
2,857

Sigma Aldrich Niobium

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
2,858

Sigma Aldrich Niobium

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Percent Purity 99.9%
Linear Formula Nb
Molecular Weight (g/mol) 92.91
MDL Number MFCD00011126
Synonym NB000301; Columbium
Recommended Storage Room Temperature
Molecular Formula Nb
Density 8.57 g/mL (at 25°C)
Melting Point 2468°C
2,859

Sigma Aldrich Niobium

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Percent Purity 99.9%
Linear Formula Nb
Molecular Weight (g/mol) 92.91
MDL Number MFCD00011126
Synonym NB000110; Columbium
Recommended Storage Room Temperature
Molecular Formula Nb
Density 8.57 g/mL (at 25°C)
Melting Point 2468°C
2,860

Sigma Aldrich Niobium

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
2,861

Sigma Aldrich Niobium

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Percent Purity 99.9%
Linear Formula Nb
Molecular Weight (g/mol) 92.91
MDL Number MFCD00011126
Synonym Niobium; NB007940; Columbium
Recommended Storage Room Temperature
Molecular Formula Nb
Density 8.57 g/mL (at 25°C)
Melting Point 2468°C
2,862

Sigma Aldrich Chromium

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Percent Purity 99.99+%
Linear Formula Cr
CAS 7440-47-3
Molecular Weight (g/mol) 52
MDL Number MFCD00010944
Synonym Chromium; CR004200
Recommended Storage Room Temperature
Molecular Formula Cr
Density 7.14 g/mL (at 25°C)
Melting Point 1857°C
2,863

Sigma Aldrich Chromium

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Percent Purity 99.99%
Linear Formula Cr
CAS 7440-47-3
Molecular Weight (g/mol) 52
MDL Number MFCD00010944
Synonym CR000220
Recommended Storage Room Temperature
Molecular Formula Cr
Density 7.14 g/mL (at 25°C)
Melting Point 1857°C
2,864

Sigma Aldrich Chromium

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Percent Purity 99.99+%
Linear Formula Cr
CAS 7440-47-3
Molecular Weight (g/mol) 52
MDL Number MFCD00010944
Synonym Chromium; CR004600
Recommended Storage Room Temperature
Molecular Formula Cr
Density 7.14 g/mL (at 25°C)
Melting Point 1857°C
2,865

Sigma Aldrich Chromium

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED