Tungsten silicate hydrate CAS 12027-43-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 12027-43-9 |
| Molecular Formula | 4*O9W3 H4O4Si H2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Tungsten silicate hydrate (CAS 12027-43-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: 4*O9W3 H4O4Si H2O. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | 4*O9W3 H4O4Si H2O |
| Molecular Weight | 809.64 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Freely soluble in water |
| Stability | Hygroscopic; reseal immediately after opening |
| CAS Registry Year (est.) | 1960 |
Related Tungsten Standards
- Tungsten boride (WB) (CAS 12007-09-9)
- Tungsten(IV) oxide (CAS 12036-22-5)
- Tungsten(IV) oxide (99.9+%-W) (WO2.9 Blue Sub-oxide) (CAS 12037-58-0)
- Tungsten silicide (CAS 12039-88-2)
- Tungsten diselenide (CAS 12067-46-8)
- Tungsten(IV) telluride(WTe2), 99.95% (CAS 12067-76-4)
- Tungsten carbide (CAS 12070-12-1)
- Tungsten(IV) Sulfide (CAS 12138-09-9)
Recommended Standards
- 2-Hydroxyethyl benzoate (CAS 94-33-7)
- N,N-Dimethyl-2-piperidin-4-ylacetamidehydrochloride (CAS 1269053-84-0)
- N-benzyl-6-sec-butyl-1,3-benzothiazol-2-amine (CAS 744227-06-3)
- rac 4-Amino-m-tyrosine DiHCl (CAS 21819-90-9)
- Ethyl 1-(4-chlorobenzoyl)piperidine-4-carboxylate (CAS 349397-63-3)
- 3-Chloro-2-nitropyridin-4-ol (CAS 1807249-93-9)
- Liraglutide Impurity 31 (CAS CATO-C4X-199231)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com