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SELENIUM POWDER BLACK Extra Pure
| Article No. | Grade | Purity | CAS No. | Molecular Formula | Molecular Weight | H.S. Code | Shelf Life |
|---|---|---|---|---|---|---|---|
| SC2961 | Extra Pure | 99.5% trace metal basis | 7782-49-2 | Se | 78.96 | 2804.9000 | 60 Months |
Packings
| 100 g,500 g |
Physical Properties
| Physical state at 20 °C | Solid |
| Colour | Black powder |
| Odour | Odorless |
| Melting point/ Freezing point [°C] | 217 °C |
| Boiling point [°C] | 685 °C |
| Density [g/cm3] | 4.81 |
| Solubility in water [% weight] | Insoluble in water |
Specifications
| Appearance | Gray to black powder |
| Assay | Min. 99.5% |
| Trace metal analysis | Max. 0.5% |
Safety Information and Hazard Symbols
|
|
|---|---|
| Symbol | GHS06, GHS08 |
| Signal Word | Danger |
| UN No. | 3077 |
| IMCO Class No. | 9 |
| Packing Group | III |
| Hazardous Statement | H301-H331-H373-H413 |
| Precaution Statement | P261-P301 + P310-P311 |
| Risk Statement | |
| Safety Statement | |