Sodium metasilicate, pentahydrate, ≥95%
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About Sodium metasilicate, pentahydrate, ≥95%
Sodium metasilicate, pentahydrate, ≥95% is part of the Zemixal alkali Metal Compounds (Li, Na, K, Rb, Cs) range. Identity at a glance (95%): CAS 6834-92-0, formula Na2O3Si and molar mass 122.06 g/mol. Expect white to off-white powder or chunks.
Typical applications
- Organic synthesis
- Catalysis
- Dyes & pigments manufacture
- Corrosion inhibition
- Water treatment
Storage and safety notes
Classified under GHS with signal word Danger and hazard statements H314 and H335. Read the SDS before first use.
Order it in 250 g, 1 kg, 5 kg and 25 kg packs or ask for a bulk quotation. Every shipment includes a batch certificate of analysis and a 16-section SDS. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.
Typical uses
- Organic synthesis
- Catalysis
- Dyes & pigments manufacture
- Corrosion inhibition
- Water treatment
Applications
Specifications and identifiers
| Product name | Sodium metasilicate, pentahydrate, ≥95% |
|---|---|
| Catalogue number | ZX-013237 |
| CAS number | 6834-92-0 |
| IUPAC name | disodium;dioxido(oxo)silane |
| Molecular formula | Na2O3Si |
| Molar mass | 122.06 g/mol |
| Exact mass | 121.9412 |
| Purity / assay | 95% |
| Physical form | Powder |
| Appearance | White to off-white powder or chunks |
| H-bond donors / acceptors | 0 / 3 |
| Topological polar surface area | 63.2 Ų |
| HS code | 28391100 |
| InChIKey | NTHWMYGWWRZVTN-UHFFFAOYSA-N |
| SMILES | [O-][Si](=O)[O-].[Na+].[Na+] |
| PubChem CID | 23266 |
| Synonyms | Disodium metasilicate, Disodium silicate, Sodium silicate, Sodium silicon oxide, Sodium siliconate, Sodium sesquisilicate, Sodium silicate glass, Sodium water glass, Soluble glass, Silicic acid, sodium salt, Agrosil S, Agrosil LR |
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
- H335May cause respiratory irritation
Precautionary statements P260, P261, P264, P271, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, 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
| 250 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.
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Other grades with CAS 6834-92-0
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