Aerosil 200
Buy Aerosil 200 (CAS 7631-86-9) from Zemixal: O2Si, COA and SDS with every lot, worldwide shipping. Packs from 100 g. Catalogue no. ZX-014144.
About Aerosil 200
Researchers and plant chemists source Aerosil 200 from Zemixal for routine and specialised work. Key data: CAS 7631-86-9, formula O2Si and molar mass 60.08 g/mol. It is described as white powder.
Use cases we see most often
- Materials research
- Chemical synthesis
Handling and storage
Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use.
Available as 100 g, 250 g, 500 g, 5 kg and 5 x 20 kg. Larger or split packs can be arranged. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Specifications and identifiers
| Product name | Aerosil 200 |
|---|---|
| Catalogue number | ZX-014144 |
| CAS number | 7631-86-9 |
| IUPAC name | dioxosilane |
| Molecular formula | O2Si |
| Molar mass | 60.08 g/mol |
| Exact mass | 59.9668 |
| Physical form | Powder |
| Appearance | White powder |
| H-bond donors / acceptors | 0 / 2 |
| Topological polar surface area | 34.1 Ų |
| HS code | 38249990 |
| InChIKey | VYPSYNLAJGMNEJ-UHFFFAOYSA-N |
| SMILES | O=[Si]=O |
| PubChem CID | 24261 |
| Synonyms | Silicic anhydride, Diatomaceous silica, Zorbax sil, Silica, amorphous, Silica, colloidal, Neosyl, colloidal silica, White carbon, Silicone dioxide, Vulkasil S, Snowtex O, Corasil II |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 100 g | Quoted on request | |
| 250 g | Quoted on request | |
| 500 g | Quoted on request | |
| 5 kg | Quoted on request | |
| 5 x 20 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Aerosil 200
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Other grades with CAS 7631-86-9
All 11 grades- CAS
- 7631-86-9
- Formula
- O2Si
- MW
- 60.08 g/mol
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