Selenium granules, 100 g
Order number: 7782-49-2
Part number: AC100031345
£ 115.16*
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Selenium Granules carries a recognized safety classification for professional environments due to its flammable nature as an extremely flammable gas. Its molecular formula is H2Se, and it has a Molecular Weight of 80.99 g/mol. It boils at -41.3 °C, and freezes at -65.7 °C. A danger signal word is required for handling this substance, which is also prohibited for unauthorized personnel, smoking, and eating or drinking near.
- CAS Number: 7782-49-2
- Vapour Density: 2.12 at -43.6 °F
- Melting Point: -65.7 °C
- Molecular Weight: 80.99
- Exact Mass: 81.93217
- Molecular Formula: H2Se
- GHS Signal Word: Danger
- Boiling Point: -41.3 °C
- Hazard Statements:
- H220: Extremely flammable gas [Danger Flammable gases]
| Name | Value | |
|---|---|---|
| ADR | : | 6.1 III |
| WGK | : | 2 |
| EG-Nr. | : | 231-957-4 |
| UN-Nr. | : | 3288 |
| CAS No. | : | 7782-49-2 |
| Density (D) | : | 4,809 g/cm³ |
| Molar mass (M) | : | 78,96 g/mol |
| Boiling point (bp) | : | 685 °C |
| Melting point (mp) | : | 220,8 °C |
| Storage under inert gas | : | recommended |
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