Description

Potassium Tellurite is an inorganic salt of tellurous acid, widely utilized as a specialized reagent and precursor in advanced material synthesis. Its unique chemical properties make it a critical component for applications demanding high-purity tellurium compounds. This product is essential for manufacturers and research institutions in the electronics, chemical synthesis, and analytical reagent sectors seeking a reliable and consistent supply.

Application

• Electronics & Semiconductor Manufacturing: Used as a precursor for the synthesis of tellurium-containing compounds and thin films for photovoltaic cells and thermoelectric materials.
• Chemical Synthesis & Catalysis: Serves as a key reagent in organic synthesis and as a catalyst or catalyst precursor in specialized chemical reactions.
• Analytical Chemistry & Microbiology: Employed in selective culture media for microbiological testing and as a reagent in specific analytical procedures.
• Glass & Ceramics Industry: Acts as a coloring agent or additive to modify the optical and physical properties of specialty glasses and ceramics.
• Research & Development: A fundamental material for academic and industrial R&D in material science, inorganic chemistry, and nanotechnology.
• Electroplating: Used in specialized electroplating baths for depositing tellurium or tellurium alloy coatings.

Basic Information

Product Name	Potassium Tellurite
CAS No.	123333-66-4
Molecular Formula	K2TeO3
Molecular Weight	253.80 g/mol
Synonyms	Dipotassium tellurite; Tellurous acid, dipotassium salt; Potassium tellurate(IV); K2TeO3; Tellurite, potassium salt; Potassium tellurite(IV)
EINECS	Contact for details

Quality Control

Our Potassium Tellurite is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards and consistent performance. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (K2TeO3)	≥ 98.0 %
Solubility	Clear, colorless solution (in water)
Loss on Drying	≤ 2.0 %
Heavy Metals (as Pb)	≤ 20 ppm

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