Product Overview
Selenium powder is a black-gray non-metallic powder that offers excellent chemical stability and conductivity. Its solubility properties make it essential in various industrial processes, especially in the production of selenium dioxide, catalysts, and other chemical compounds. Selenium powder is widely used in industries such as chemicals, optoelectronics, metallurgy, and pharmaceuticals. High-purity selenium powder is crucial for manufacturing high-end electronic and optical materials.
Key Features
- High Purity: Available in 99.999% and 99.9% purity, ideal for high-precision applications.
- Good Chemical Stability: Provides strong chemical stability, making it suitable for harsh chemical reactions.
- Solubility: Soluble in concentrated sulfuric acid, chloroform, and slightly soluble in carbon disulfide; insoluble in water and ethanol.
- Uniform Distribution: Evenly distributed particles with balanced moisture, ensuring stable and high-quality products.
Applications
- Catalyst Production: Used in the production of selenium dioxide, which serves as a catalyst in electrolytic manganese refining.
- Electronics Industry: Essential for the production of rectifiers and other electronic components.
- Optical and Photography: Used as a photographic exposure agent in photography and toner cartridges for copying.
- Chemical Industry: Used in the preparation of petroleum chemical catalysts.
- Pigment Production: Widely used in the production of pigments for plastics, paints, enamel, and glass.
- Healthcare: Utilized in the production of certain pharmaceuticals and health products.
- Other Applications: Employed in the production of alloys, selenium photoconductive plates, and other high-precision materials.
Element | Measured Value | Standard Value | Unit | Element | Measured Value | Standard Value | Unit | Element | Measured Value | Standard Value | Unit |
Li | Zn | Pb | 0.5 | ppm | |||||||
B | Ga | Bi | 0.5 | ppm | |||||||
F | Ge | Y | |||||||||
Na | As | Te | 1 | ppm | |||||||
Mg | 0.5 | ppm | Se | Matrix | wt% | Er | |||||
Al | 1 | ppm | Zr | Ru | |||||||
Si | Nb | Rh | |||||||||
P | Mo | Os | |||||||||
Cl | Pd | Cd | 0.2 | ppm | |||||||
K | Ag | 0.2 | ppm | In | 0.5 | ppm | |||||
Ca | Sn | ||||||||||
Ti | 0.5 | ppm | Sb | 0.5 | ppm | ||||||
V | Ba | ||||||||||
Cr | ppm | Hf | |||||||||
Mn | Ta | C | |||||||||
Fe | 0.5 | ppm | W | S | |||||||
Co | Pt | O | |||||||||
Ni | 0.2 | ppm | Au | N | |||||||
Cu | 0.2 | ppm | Hg | H |