Selenium is a mineral with formula of Se. The IMA symbol is Se.
Acute toxic
Health hazard
⚠️ For information only; not a substitute for the official Safety Data Sheet (SDS).
Selenium is a mineral with formula of Se. The IMA symbol is Se.
| Physical Description | Selenium is a reddish colored powder that may become black upon exposure to air. It is toxic by ingestion. It is used to manufacture electronic components and rubber. |
| Color/Form | Selenium exists in several allotropic forms. 3 are generally recognized ... Selenium can be prepd with either amorphous or crystalline structure. ... Amorphous is either red, in powder form or blac… |
| Melting Point | 392 °F (NIOSH, 2024) |
| Boiling Point | 1265 °F at 760 mmHg (NIOSH, 2024) |
| Density | 4.28 (NIOSH, 2024) - Denser than water; will sink |
| Solubility | Insoluble (NIOSH, 2024) |
| Vapor Pressure | 0 mmHg (approx) (NIOSH, 2024) |
| IUPAC Name | selenium |
| Molecular Formula | Se |
| Molecular Weight | 78.97 g/mol |
| CAS | 7782-49-2 |
| SMILES | [Se] |
| InChIKey | BUGBHKTXTAQXES-UHFFFAOYSA-N |
| Catalog No | KC.1910024 |
| Pack sizes | 100GM · 500GM |
⚠️ For information only; not a substitute for the official SDS.