Description

Ditungsten Pentaoxide (CAS NO 12036-84-9) is a high-purity inorganic compound of tungsten and oxygen, serving as a critical precursor material in advanced industrial processes. Its primary value lies in its role as an intermediate for producing other tungsten compounds and specialized catalysts. This material is essential for manufacturers and R&D facilities in the electronics, ceramics, and chemical synthesis sectors seeking reliable, high-quality raw materials.

Application

• Catalyst Production: A key precursor in the synthesis of tungsten-based catalysts used in petrochemical refining and environmental catalysis.
• Ceramic & Pigment Manufacturing: Imparts specific structural and color properties in the production of advanced ceramics, glazes, and inorganic pigments.
• Electronic Materials: Used in the fabrication of semiconductor components, dielectric layers, and other electronic ceramics.
• Chemical Synthesis: Serves as a starting material for producing other tungsten salts, oxides, and coordination compounds.
• Gas Sensing & Electrochromic Devices: A functional material in the development of sensors and smart windows due to its electrochromic properties.
• Research & Development: Utilized in academic and industrial labs for material science research and the development of new tungsten-based technologies.

Basic Information

Product Name	Ditungsten Pentaoxide
CAS No.	12036-84-9
Molecular Formula	W2O5
Molecular Weight	447.68 g/mol
Synonyms	Tungsten(V) Oxide; Ditungsten Pentoxide; Tungsten Pentoxide; Tungsten Oxide (W2O5); Bis(tungsten) pentaoxide; UNII-5V6O9W4Y8J; Tungsten Suboxide
EINECS	234-842-7

Quality Control

Our Ditungsten Pentaoxide is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise chemical and physical specifications. A Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep the container sealed to protect the product from moisture and contamination.

Specification

Item	Specification
Appearance	Yellow to brown powder
Identification (IR)	Conforms
Assay (W2O5)	≥ 99.0%
Particle Size (D50)	< 10 µm
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.