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Ultra High-purity tantalum oxide typically denotes tantalum pentoxide with a purity exceeding 99.999%, commonly employed in the electronic ceramic industry. Heeger Materials offers Ultra High-purity Tantalum Oxide Powder at competitive prices, with customizable particle sizes to meet specific requirements.
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| Particle Size | 20 mesh to 500 mesh/Customized |
| Molecular Formula | Ta2O5 |
| Purity | 99.999% |
| CAS | 1314-61-0 |
Ultra High-purity Tantalum Oxide Powder, with a purity of 99.999%, plays a vital role in manufacturing semiconductor and optoelectronic devices. Its remarkable chemical stability and physical properties render it indispensable in high-end electronic products. Additionally, it serves as a catalyst in the chemical industry.

Ultra High-Purity Tantalum Oxide Powder, 99.999% | Ta2O5 | CAS 1314-61-0 belongs to the tantalum products range and is selected for corrosion resistance, biocompatibility and high-temperature stability. It is commonly used in formulation, sintering, coating, filler, catalyst, electronic material and research use as well as chemical processing, medical devices, electronics, vacuum systems and high-temperature components. When requesting a quote, confirm purity, particle size distribution, morphology, surface treatment, packaging and quantity.
For material comparison or adjacent product forms, browse tantalum plates, tantalum wire, refractory metals and tantalum products.
Can Ultra High-Purity Tantalum Oxide Powder, 99.999% | Ta2O5 | CAS 1314-61-0 be customized? Yes. Heeger Materials can review custom sizes, purity or grade requirements, tolerances, drawings, quantities and application conditions for this product.
Physical Properties: White powder
Mesh: -60 Mesh or Customized
Grade | Test Result | |
Ta2O5 (wt%) | 99.999 | |
Impurities (PPm) | Nb | 5 |
Na | 3 | |
Ni | 0.5 | |
Ca | 1 | |
Cl | 5 | |
Co | 0.1 | |
Cr | 1 | |
Cu | 1 | |
Fe | 1 | |
F | 15 | |
K | 1 | |
Mg | 1 | |
Mn | 0.5 | |
Mo | 0.5 | |
B | 1 | |
Bi | 0.5 | |
Al | 1 | |
As | 0.1 | |
Pb | 0.5 | |
Sb | 3 | |
Si | 3 | |
Sn | 1 | |
Ti | 1 | |
V | 0.5 | |
W | 0.2 | |
Zr | 0.5 | |
LOI | 1000 | |
Ultra High-purity Tantalum Oxide (Ta2O5) Powder should be stored in a sealed container in a dry and cool place, and should not be exposed to air for an extended time. HM offers vacuum-sealed packaging including 100g/bag, 500g/bag, 1kg/bag, and 25kg/drum, or customized packaging as per specific requirements.

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