Description

Potassium Tellurite is an inorganic salt of tellurous acid, widely recognized for its strong oxidizing properties. This compound is a critical reagent in analytical chemistry and serves as a foundational material in specialized material science research. It is primarily utilized by industrial laboratories, research institutions, and manufacturers in the electronics and glass industries for its unique chemical characteristics.

Application

• Microbiological Media: A key selective agent in culture media for the isolation and identification of certain bacterial species.
• Analytical Chemistry: Used as a reagent in qualitative and quantitative analysis for the detection of various elements and compounds.
• Electroplating & Surface Treatment: Employed in specialized electroplating baths and surface finishing processes for tellurium-containing coatings.
• Glass & Ceramics Manufacturing: Acts as a colorant and fining agent to modify the optical and physical properties of specialty glasses and ceramic glazes.
• Semiconductor Research: Investigated as a precursor material in the development of thin films and semiconductor compounds.
• Catalyst Synthesis: Serves as a starting material or dopant in the preparation of heterogeneous catalysts for chemical synthesis.

Basic Information

Product Name	Potassium Tellurite
CAS No.	7790-58-1
Molecular Formula	K2TeO3
Molecular Weight	253.79 g/mol
Synonyms	Tellurous acid, dipotassium salt; Dipotassium tellurite; Potassium tellurate(IV); Tellurite, potassium; K2TeO3; Tellurium potassium oxide
EINECS	232-212-1

Quality Control

Our Potassium Tellurite is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We adhere to relevant industry standards, and comprehensive testing is performed to verify identity, potency, and impurity profiles. A Certificate of Analysis (COA) detailing all quality parameters is provided with each shipment and is 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 and combustible substances. Due to its oxidizing nature, ensure proper segregation from other chemicals as per safety guidelines.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (K2TeO3)	≥ 98.0 %
Solubility (in water)	Clear, colorless solution
pH (5% solution)	9.0 - 11.0
Loss on Drying	≤ 1.0 %
Heavy Metals (as Pb)	≤ 20 ppm

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