Tantalum pentoxide Ta2O5 powder
CAS No.: 1314-61-0
Molecular formula: Ta2O5
Molecular weight: 441.89
Package: 1kg/2kg/5kg/10kg
Purity: ≥99.9%, 99.99%
Melting point: 1872℃
Density: 8.2g/cm3
Specific Surface Srea: 11.60 m2/g
Properties
The tantalum pentoxide formula is Ta2O5, soluble in molten potassium hydrogen sulfate and hydrofluoric acid, insoluble in water and other acids. Insoluble in water, acids and alkalis (except hydrofluoric acid). It is an amphoteric compound and reacts with alkali to generate various oxygen-containing acid salts, such as LiTaO3, KTaO3 , Sr2Ta2O7, etc.; Tantalum exists in the form of cations in acidic solutions, such as TaOPO4, Ta2(SO4)5, etc. Tantalum pentoxide (Ta2O5) is a white colorless crystalline powder. It is the most common oxide of tantalum and the final product of tantalum burning in air.
Tantalum(V) oxide has many interesting properties. For example, it is a white or light yellow solid with a high melting point and high hardness. In addition, tantalum pentoxide also has good electrical insulation and chemical stability, so it is widely used in many industrial fields.
Usage
Tantalum(V) oxide is widely used to make capacitors, resistors, and other electronic components because it provides highly stable performance and high conductivity. In addition, tantalum pentoxide is also used in the manufacture of optical components and metal coatings, as well as in catalysts and solar cells.
Specifications
Item number | The average particle size | Purity（%） | Shape | Color |
Ohmid-Ta2O5-01 | 800nm | 99.9 | Nearly spherical | White |
Ohmid-Ta2O5-02 | 900nm | 99.9 | Nearly spherical | White |
Ohmid-Ta2O5-03 | 1um | 99.9 | Nearly spherical | White |
Ohmid-Ta2O5-04 | 3um | 99.9 | Nearly spherical | White |
Ohmid-Ta2O5-05 | 5um | 99.9 | Nearly spherical | White |
Ohmid-Ta2O5-06 | 8um | 99.9 | Nearly spherical | White |
Ohmid-Ta2O5-07 | 10um | 99.9 | Nearly spherical | White |