WS₂
Industrial Chemicals
Tungsten Disulfide
Ultra-pure tungsten disulfide for next-generation 2D electronics, catalytic applications, and optoelectronic device research. WS₂ monolayers and bulk crystals provide exceptional semiconducting properties for emerging technologies.
Atomic #
0
Atomic Wt
183.84 (W) / 32.065 (S) × 2
CAS #
12138-09-9
Purity
99+%
Available Forms
Powder
Bulk crystals
Nanosheets
Thin films
Purity Grades
99%
99.9%
99.99%
Applications
Semiconductor
- ✓2D electronics
- ✓Transistors
- ✓Optoelectronics
Catalysts
- ✓Hydrogen evolution
- ✓Electrocatalysis
Technical Specifications
| Bandgap Energy | 1.3-2.0 eV (layer-dependent) |
| Density | 7.6 g/cm³ |
| Melting Point | 1250°C (decomposes) |
| Crystal Structure | Hexagonal (2H phase) |
| Layer Thickness | 0.614 nm (single layer) |
Storage Requirements
Store in sealed containers in inert atmosphere. Protect from oxygen and moisture. Keep at room temperature. Shelf life: 6-12 months.
Packaging Options
- •100g bottles
- •500g quantities
- •Nanomaterial containers
- •Research packages
Request Tungsten Disulfide
Get a custom quote or learn more about our tungsten disulfide supply options.