SELENIUM POWDER BLACK 99.9% AR
| Product Code | B-02289 | BRAND | Bio-Chem |
|---|---|---|---|
| Grade | AR | CAS No | 7782-49-2 |
| Molecular Formula | Se | Molecular Weight | 78.96 |
| H.S.Code | 2804.90000 | Shelf Life | 60 Months |
| Purity | 99.5 % |
Physical Properties
| Physical state at 20 °C | Solid | Color | Black Powder |
|---|---|---|---|
| Melting point/ Freezing point [°C] | 217 °C | Boiling point [°C] | 685 °C |
| Density [g/cm3] | 4.81 | Solubility in water [% weight] | Insoluble in water |
| Odour | Odorless |
Packaging
Specification
| Appearance | Gray to black powder |
| Assay (by HClO4 titration) | Min 99.5% |
| Trace metal analysis | Max 0.1% |
Safety Information and Hazard Symbols
Symbol: GHS06, GHS08 , GHS09
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