5kg of Silicon Dioxide in bottles and loose granules in a petri dish.
Silicon Dioxide
SiO2
- Catalog Number
- SI-0020
- CAS Number
- 7631-86-9
- Purity
- 99.999
- Formula Mass
- 60.08 g/mol
- Physical Form
- Available as a powder or granules (Low OH available, 1-3mm, 2-5mm).
Product Description
- Market Focus: Thin Film Coatings
- Categories: Oxides
- Synonyms: Silica, Silicon(IV) Oxide
Additional Properties & Information
| Typical Purity | 99.999 |
|---|---|
| Appearance | Available as a powder or granules (Low OH available, 1-3mm, 2-5mm). |
| Density | 2.196 g/cm³ |
| Formula Mass | 60.08 g/mol |
| Melting Point | 1,713°C |
| Boiling Point | 2,950°C |
Product Specifications
| Formula Mass | 60.08 g/mol |
|---|---|
| Purity | 99.999 |
| Density | 2.196 g/cm³ |
| Melting Point | 1,713°C |
| Boiling Point | 2,950°C |
| Refractive Index | 1.46 at 500nm |
| Transmission Range | 170 - 2000nm |
| Evaporation Temperature | 1800 - 2200ºC |
| Evaporation Source | e-beam |
| Available as Granule | Yes |
Identifiers
| Formula | SiO2 |
|---|---|
| CAS Number | 7631-86-9 |
| EC / List Number | 231-545-4 |
| PubChem CID | 24261 |
| IUPAC Name | dioxosilane |
| InChI | InChI=1S/O2Si/c1-3-2 |
| InChI Key | VYPSYNLAJGMNEJ-UHFFFAOYSA-N |
| SMILES | O=[Si]=O |
Safety Information
Signal Word
Danger
Hazard Information
H372 Causes damage to organs through prolonged or repeated exposure.
Precautions
P260 Do not breath dust / fume / gas / mist / vapors / spray.
P264 Wash skin thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P314 Get medical advice / attention if you feel unwell.
P501 Dispose of contents / container to an approved waste disposal plant.
Applications
Documents & Resources
Specialty Inorganic Materials
Powders and compounds for technical applications
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