| Chemical Properties | Back Directory | [Melting point ]
>875°C | [density ]
2.625 | [RTECS ]
WE0350000 | [solubility ]
Soluble in ethanol and liquid ammonia. Slightly soluble tetrahydrofuran. | [form ]
Dry Under Argon | [color ]
Gray to pink | [Water Solubility ]
decomposes in H2O [MER06] | [Sensitive ]
Moisture Sensitive | [Merck ]
14,8672 |
| Hazard Information | Back Directory | [Chemical Properties]
-60 mesh, dry under argon with 99.9% purity; amorphous cryst: deliquescent; becomes red if exposed to the atmospheric; decahydrate: needles, becomes red, then brown in air; hexadecahydrate: prisms; decomposes in air to Na2CO3, Se and some Na2Se [MER06] [CER91] | [Definition]
ChEBI: An inorganic sodium salt having selenide as the counterion. |
| Safety Data | Back Directory | [Hazard Codes ]
T,N | [Risk Statements ]
23/25-33-50/53 | [Safety Statements ]
20/21-28-45-60-61 | [RIDADR ]
UN3134 | [TSCA ]
Yes | [HazardClass ]
4.3 | [PackingGroup ]
II | [Safety Profile]
Poison by intraperitoneal route. Mutation data reported. When heated to decomposition it emits toxic fumes of Se and Na2O. See also SELENIUM COMPOUNDS. |
|
| Company Name: |
Alfa Aesar
|
| Tel: |
400-6106006 |
| Website: |
http://chemicals.thermofisher.cn |
| Company Name: |
Energy Chemical
|
| Tel: |
021-021-58432009 400-005-6266 |
| Website: |
http://www.energy-chemical.com |
| Company Name: |
Sigma-Aldrich
|
| Tel: |
021-61415566 800-8193336 |
| Website: |
https://www.sigmaaldrich.cn |
|