Description

Tellurium Oxide is a high-purity inorganic compound primarily utilized as a critical precursor in advanced material synthesis. Its unique chemical properties make it indispensable for applications requiring precise electronic and optical characteristics. This product is essential for manufacturers and R&D facilities in the electronics, glass, and catalyst industries seeking reliable, high-quality raw materials.

Application

• Electronic Materials: Key precursor for the synthesis of telluride-based semiconductors and thermoelectric materials.
• Glass Manufacturing: Used as an additive to impart specific refractive index properties and color (e.g., in cadmium telluride glass).
• Catalyst Production: Serves as a component or precursor in catalysts for selective oxidation and petrochemical processes.
• Optical Coatings: Employed in the deposition of thin films for infrared optics and anti-reflective coatings.
• Research & Development: Fundamental reagent in inorganic and materials chemistry research for developing new compounds.
• Ceramic Glazes & Pigments: Provides unique coloration and effects in specialty ceramics and artistic glazes.

Basic Information

Product Name	Tellurium Oxide
CAS No.	13451-18-8
Molecular Formula	TeO2
Molecular Weight	159.60 g/mol
Synonyms	Tellurium(IV) oxide; Tellurium dioxide; Tellurous anhydride; Paratellurite; Tellurium oxide (TeO2); Tellurium(IV) dioxide; Tellurium oxide
EINECS	236-563-6

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards and customer-specific requirements. We implement strict analytical protocols to guarantee batch-to-batch consistency and high purity. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are available upon request.

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 away from incompatible materials such as strong reducing agents. The container should be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (TeO2)	≥ 99.0%
Loss on Drying	≤ 0.5%
Chloride (Cl)	≤ 0.01%
Sulfate (SO4)	≤ 0.02%
Heavy Metals (as Pb)	≤ 0.001%
Iron (Fe)	≤ 0.005%

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