Sodium silicate
Buy Sodium silicate (CAS 13517-24-3) from Zemixal: H18Na2O12Si, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-013284.
About Sodium silicate
Sodium silicate is part of the Zemixal alkali Metal Compounds (Li, Na, K, Rb, Cs) range. Identity at a glance: CAS 13517-24-3, formula H18Na2O12Si and molar mass 284.2 g/mol. Typical appearance is powder.
Common uses in the lab and plant
- Textile processing
- Materials research
Storage and safety notes
Hazard communication follows GHS (Danger: H314, H318 and H335). Our SDS lists exposure controls and first-aid measures.
Available as 500 g, 1 kg, 5 kg and 25 kg. Larger or split packs can be arranged. Each lot travels with 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 | Sodium silicate |
|---|---|
| Catalogue number | ZX-013284 |
| CAS number | 13517-24-3 |
| IUPAC name | disodium;dioxido(oxo)silane;nonahydrate |
| Molecular formula | H18Na2O12Si |
| Molar mass | 284.2 g/mol |
| Exact mass | 284.0363 |
| Physical form | Powder |
| Appearance | Powder |
| H-bond donors / acceptors | 9 / 12 |
| Topological polar surface area | 72.2 Ų |
| HS code | 28391100 |
| InChIKey | PHIQPXBZDGYJOG-UHFFFAOYSA-N |
| SMILES | O.O.O.O.O.O.O.O.O.[O-][Si](=O)[O-].[Na+].[Na+] |
| PubChem CID | 61639 |
| Synonyms | Sodium water glass, Sodium silicate powder, Sodium silicate meta, Sodium metasilicate nonahydrate, Silicic acid (H2SiO3), disodium salt, nonahydrate, sodium silicate nonahydrate, H18Na2O12Si, sodium oxosilanebis(olate)--water (1/9), Sodium oxosilanebis(olate)--water (2/1/9) |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H314Causes severe skin burns and eye damage
- H318Causes serious eye damage
- H335May cause respiratory irritation
Precautionary statements P260, P261, P264, P264 + P265, P271, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P319, P321, P363, 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
| 500 g | Quoted on request | |
| 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.
Questions about Sodium silicate
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Other grades with CAS 13517-24-3
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