Tungstosilicic acid hydrate
Tungstosilicic acid hydrate (CAS 12027-43-9), molecular formula H4[Si(W3O10)4] · xH2O, is a high-purity chemical supplied by Tech Serve Solutions for acids & bases applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.
- IUPAC
- Silicotungstic acid
| Molecular weight | 2878.17 (anhydrous basis) |
|---|---|
| Linear formula | H4[Si(W3O10)4] · xH2O |
| Loss on drying | ≤20% loss on ignition |
| Application | Reactant for:• Preparation of silicotungstate butylmethylimidazolium bromide ionic liquid hybrid material1• Synthesis of SnII-substituted Keggin-type polyoxometalates as photocatalysts2• Preparation of silicotungstic acid/organically modified silane proton-conducting membranes3• Preparation of charge transfer compounds with Keggin anions4• Preparation of catalyst for catalytic liquid-phase oxidation of xylene5 |
Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
| Cation traces | Ca: ≤200 mg/kgCd: ≤50 mg/kgCo: ≤50 mg/kgCu: ≤50 mg/kgFe: ≤50 mg/kgK: ≤200 mg/kgNa: ≤3000 mg/kgNi: ≤50 mg/kgPb: ≤50 mg/kgZn: ≤50 mg/kg |
| Anion traces | chloride (Cl-): ≤200 mg/kgsulfate (SO42-): ≤100 mg/kg |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Tungstosilicic acid hydrate?
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Tungstosilicic acid hydrate (CAS 12027-43-9), molecular formula H4[Si(W3O10)4] · xH2O, is a high-purity chemical supplied by Tech Serve Solutions for acids & bases applications, to USP, BP and EP standards.
What grades of Tungstosilicic acid hydrate does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tungstosilicic acid hydrate in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.
What is the CAS number and molecular formula of Tungstosilicic acid hydrate?
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Tungstosilicic acid hydrate has CAS number 12027-43-9 and molecular formula H4[Si(W3O10)4] · xH2O. Full specifications appear in the table above and in the Certificate of Analysis.
What is the typical minimum order quantity and lead time for Tungstosilicic acid hydrate?
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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.
Do you provide a Certificate of Analysis (CoA) with each shipment?
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Yes. Every batch of Tungstosilicic acid hydrate ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.
How should Tungstosilicic acid hydrate be stored?
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Store Tungstosilicic acid hydrate in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.
What is Tungstosilicic acid hydrate used for?
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Tungstosilicic acid hydrate is used in acids & bases applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.
How do I request a quote for Tungstosilicic acid hydrate?
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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.
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