Selenium Powder
Product Description
Market reference price:
Selenium Powder 99.9% 300 mesh $38.00/kg
High-purity Selenium Powder 99.999% 300 mesh $ 110.00/kg
The price is for reference only. If you need it, please consult for a quotation. The quotation on the same day shall prevail!
▼Product Name: Selenium Powder
Specification: Various specifications and sizes can be customized according to customer requirements
▼Physical and chemical properties:
Melting point: 217 ℃; Boiling point: (684.9 ± 1.0) ℃; Relative density: 4.81; Dissolved in concentrated sulfuric acid and chloroform, slightly soluble in carbon disulfide, insoluble in water and ethanol.
Powdered or granular, with a pure appearance, consistent color, no impurities such as soil, stable composition, and uniform moisture content. Saturated vapor pressure 0.13KPa (356 ℃)
| Chemical Items | Typical | Standard | Unit | Elements | Typical | Standard | Unit | Elements | Typical | Standard | 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 | |||||||
▼Purpose:
Mainly used in the production of selenium dioxide as a catalyst for electrolytic manganese smelting, and other industries such as rectifiers, photographic exposure agents, petrochemical work catalysts, photocopying selenium drums, selenium sensitive plates, alloys, feed, as well as pigments in plastics, paints, enamels, and glass, medical and healthcare drugs