Tungsten silicide CAS 12039-88-2
| CAS No. | 12039-88-2 |
| Molecular Formula | W |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Tungsten silicide (CAS 12039-88-2) is a high-purity analytical reference standard with the molecular formula WSi2 and a molecular weight of 240.01 g/mol.
Based on its molecular formula WSi2, Tungsten silicide contains an inorganic composition; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 240.01 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Tungsten silicide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | W Si2 |
| Molecular Weight | 240.01 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Freely soluble in water |
| Stability | Stable under recommended storage conditions |
| CAS Registry Year (est.) | 1960 |
Related Tungsten Standards
- Tungsten boride (WB) (CAS 12007-09-9)
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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 18665070610 / Nicole.chen@cato-chem.com