Description
| CAS | 7440-21-3 |
| Molecular Formula | Si |
| Molecular Weight | 28.09 |
| Shelf Life | 60 Months |
| Physical Properties | |||
| Physical State at 20 °C | Solid | Colour | Blackish grey powder |
| Odour | Odorless | Melting Point/ Freezing Point [°C] | 1410°C |
| Auto-Ignition Temperature [°C] | 780°C | Boiling Point [°C] | 2355°C |
| Density [g/cm3] | 2.33 | Solubility in Water [% weight] | Insoluble in water |
| Specifications | |||
| Appearance | Blackish gray colored powder | Assay | Min 98.5% |
| Dangerous Goods Information | |||
| UN Number | 1346 | DG Class | 4.1 |
| Safety Information & Hazard Symbols | |
| Symbol | GHS02 |
| Signal Word | Warning |
| Hazard Statement | H228 |
| Precaution Statement | P210 |















