Tungsten Oxide powder is a functional material with sub-valence characteristics, which is often used in advanced fields such as electrochromic devices, gas sensors, optical modulation and energy storage systems. Its approximate stoichiometric ratio gives it good electronic conductivity and oxygen vacancy characteristics, and it exhibits excellent response performance and thermal stability in a variety of applications.
We provide high-purity Tungsten Oxide powder with uniform particle size distribution and excellent dispersibility, and can customize the particle size range and packaging method according to the specific requirements of customers. We also provide technical support and customized development to help customers efficiently integrate into product systems.
Purity: 99.95%
Large specific surface area, high reactivity
Adjustable oxidation state, conducive to electrical/optical performance control
Good dispersibility and film-forming properties
Customizable specifications and packaging
Electrochromic devices (EC): Used for color-changing smart windows due to their excellent color-changing efficiency and cycle stability
Gas sensors: Highly sensitive response to hydrogen, ammonia, etc., suitable for environmental monitoring
Electrode materials: Used in supercapacitors and lithium-ion batteries to improve electrochemical performance
Optical modulation: As an optical filter or absorption material, it adapts to the reflection/transmission control of different bands
Catalyst carrier: Widely used in heterogeneous catalysis due to its oxygen vacancies and surface activity
We provide a certificate of analysis (COA), material safety data sheet (MSDS) and test reports such as XRD, SEM, and particle size distribution for each batch of WO₂.₉ powder. We also support third-party testing services commissioned by customers to ensure transparent and reliable quality.
Molecular formula: WO₂.₉
Appearance: gray-black powder, uniform particles, dry surface
Density: about 6.8 g/cm³
Melting point: about 1,470 °C
Crystal structure: approximately monoclinic or cubic structure, containing a small amount of oxygen defects
Inner Packaging: Vacuum-sealed bags and boxed to prevent contamination and moisture.
Outer Packaging: Cartons or wooden crates selected based on size and weight.
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