Sea sand
Buy Sea sand (CAS 7631-86-9) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Quotes within one business day.
About Sea sand
Researchers and plant chemists source Sea sand from Zemixal for routine and specialised work. Identity at a glance: CAS 7631-86-9, formula O2Si and molar mass 60.08 g/mol. Typical appearance is brown to beige powder.
Typical applications
- Materials research
- Chemical synthesis
Storage and safety notes
Physical constants on file: melting point 1713 °C. It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.
Standard pack sizes are 1 kg, 5 kg and 25 kg, and custom quantities are quoted on request. Every shipment includes a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Specifications and identifiers
| Product name | Sea sand |
|---|---|
| Catalogue number | ZX-014380 |
| 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 | Brown to beige powder |
| Melting point | 1713 °C |
| H-bond donors / acceptors | 0 / 2 |
| Topological polar surface area | 34.1 Ų |
| HS code | 25059000 |
| 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
| 1 kg | Quoted on request | |
| 5 kg | Quoted on request | |
| 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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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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