95410

Tungsten(VI) oxide

powder, puriss., 99.9%

• Synonym(s): Tungstic anhydride
• Linear Formula: WO₃
• CAS Number: 1314-35-8
• Molecular Weight: 231.84
• EC Number: 215-231-4
• MDL number: MFCD00011466
• UNSPSC Code: 12352303
• PubChem Substance ID: 329770456
• NACRES: NA.23

Properties

• grade: puriss.
• Quality Level: 200
• assay: 99.9%
• form: powder
• density: 7.16 g/mL at 25 °C (lit.)
• SMILES string: O=[W](=O)=O
• InChI: 1S/3O.W
• InChI key: ZNOKGRXACCSDPY-UHFFFAOYSA-N

Description

General description

Tungsten(VI) oxide (WO₃) is a semiconducting material with excellent electrochromic properties. It is a cost efficient material with a high optical modulation. It can be synthesized by a variety of methods which include chemical vapor deposition, electrodeposition, and other sol-gel based coating processes.

Application

WO₃ can be used for a wide range of applications such as electrochemical devices, photocatalysis, biological sensors, and other display devices.

Caution

may contain dark blue particles.

Safety Information

• Storage Class: 13 - Non Combustible Solids
• wgk_germany: nwg
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves