Selenium, reagent grade
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CAS# 7782-49-2
| Chemical Name | Selenium |
|---|---|
| Synonyms | Selenium; elemental selenium; |
| CAS No. | 7782-49-2 |
| Molecular Formula | Se |
| Molecular Weight | 78.96 |
Properties
| Appearance & Physical State | Dark red-brown to bluish-black amorphous solid / Red transparent crystals / Metallic gray to black crystals. |
|---|---|
| Density | 4.81 |
| Boiling Point | 685ºC |
| Melting Point | 217ºC |
Safety Info
| RTECS | VS7700000 |
|---|---|
| WGK Germany | 2 |
| Packing Group | III |
| RIDADR | UN 3077 |
| Signal Word | Danger |
| Hazard Declaration | H301 + H331; H373; H413 |
| Symbol | GHS06, GHS08 |
| Caution Statement | P261; P301 + P310; P311 |