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Tantalum (V) Oxide Powder, Tantalum Pentoxide (Ta2O5) Powder

HTTa0006

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Tantalum oxide generally refers to tantalum pentoxide. It is a white colorless crystalline powder. It is the most common oxide of tantalum and the final product of tantalum combustion in the air. It is mainly used for pulling lithium tantalate single crystal and manufacturing special optical glass with high refraction and low dispersion. It can be used as a catalyst in the chemical industry.

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Data sheet

Purity99.9%, 99.99%, 99.999%
Formula Weight441.98
Melting Point1800 °C
Spec. Gravity8.2 gm/cm3
Lot Size10kg, 50kg, 100kg

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HM provides high-quality Tantalum Pentoxide (Ta2O5) Powder at a competitive price, which can be used in Scientific research or industrial production.

Tantalum pentoxide (Ta2O5) powder is a white colorless crystalline powder. It is the most common oxide of tantalum and the final product of tantalum burning in the air. It is mainly used for pulling lithium tantalate single crystal and manufacturing special optical glass with high refraction and low dispersion.

  • Chemical formula: Ta2O5
  • Molar mass: 441.893 g/mol
  • Appearance: white, odorless powder
  • Density: β-Ta2O5 = 8.18 g/cm3
  •                α-Ta2O5 = 8.37 g/cm3
  • Melting point: 1,872 °C (3,402 °F; 2,145 K)
  • Solubility in water: negligible
  • Solubility: insoluble in organic solvents and most mineral acids, reacts with HF
  • Band gap: 3.8 - 5.3 eV
  • Magnetic susceptibility (χ): 32.0·106 cm3/mol
  • Refractive index (nD): 2.275

Tantalum pentoxide (Ta2O5) Powder Specifications

Item No.DescriptionPurity (Impurities in Oxides)Lot Size
HTTa0006-3NTantalum (V) Oxide Powder Particle size (FSSS): 0.5~2 µmTa2O5 > 99.9% (metals basis) Nb < 0.005%, Fe < 0.005%, Si < 0.002% Ti < 0.002%, Ni < 0.002%, W < 0.003%10 kg 50 kg 100 kg
HTTa0006-4NTantalum (V) Oxide Powder Particle size (FSSS): 1~3 µmTa2O5 > 99.99% (metals basis) Nb < 10 ppm, Fe < 10 ppm, Si < 10 ppm Ti < 3 ppm, Ni < 3 ppm, W < 5 ppm10 kg 50 kg 100 kg
HTTa0006-5NTantalum (V) Oxide Powder Particle size (FSSS): 1~3 µmTa2O5 > 99.999% (metals basis) Nb < 2 ppm, Fe < 3 ppm, Si < 3 ppm Ti < 1 ppm, Ni < 1 ppm, W < 2 ppm10 kg 50 kg 100 kg

Synonyms

TANTALUM OXIDE, Tantalum oxide (Ta2O5), Ditantalum pentaoxide, Tantalum oxide dusts, Tantalum penta oxide

Application of tantalum oxide powder

Tantalum oxide powder can be used as a raw material for producing metallic tantalum. It is also used in the electronics industry. It is used for pulling lithium tantalate single crystal and manufacturing special optical glass with high refraction and low dispersion. It can be used as a catalyst in the chemical industry.

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