Description

Dicesium Selenite CAS NO 15586-47-7 is a high-purity inorganic compound of cesium and selenium. This specialty chemical is valued for its unique properties as a source of selenium in advanced material synthesis and specialized industrial processes. It is primarily utilized in research and development, electronics, and the production of specialized optical and semiconductor materials where precise stoichiometry and purity are critical.

Application

• Specialty Glass & Optical Materials: Used as a dopant or additive in the formulation of high-index glasses and infrared-transmitting optical components.
• Semiconductor & Electronics: Serves as a precursor in the chemical vapor deposition (CVD) or sputtering processes for thin-film semiconductors and photovoltaic research.
• Catalysis Research: Employed as a catalyst or catalyst precursor in specialized organic synthesis and oxidation reactions at research scales.
• Analytical Reagent: Functions as a standard or reagent in analytical chemistry for selenium determination and trace metal analysis.
• Pharmaceutical & Nutritional Research: Investigated as a potential source of selenium in controlled-release formulations and nutritional supplement research (non-GMP).
• Ceramic & Pigment Manufacturing: Incorporated into specialty ceramics and pigments to impart specific color or electrical properties.

Basic Information

Product Name	Dicesium Selenite
CAS No.	15586-47-7
Molecular Formula	Cs2SeO3
Molecular Weight	341.77 g/mol
Synonyms	Cesium Selenite; Cesium Selenite(IV); Dicesium Trioxoselenate; Cesium Monoselenite; Selenious Acid, Dicesium Salt; Cesium Selenite (Cs2SeO3); Cesium Selenite(1:2); Cesium(1+) Selenite
EINECS	Contact for details

Quality Control

Our Dicesium Selenite is manufactured under strict quality protocols to ensure batch-to-batch consistency and high chemical purity. Production adheres to relevant ISO 9001 quality management principles. A comprehensive Certificate of Analysis (COA) is provided with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Specifications can be developed to meet specific research or industrial grade 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 away from incompatible materials such as strong acids and reducing agents. The container must be kept tightly sealed due to its hygroscopic nature.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (Cs2SeO3)	≥ 98.0 %
Purity (by Titration)	≥ 97.0 %
Loss on Drying	≤ 2.0 %
Chloride (Cl)	≤ 0.01 %
Sulfate (SO4)	≤ 0.02 %
Heavy Metals (as Pb)	≤ 10 ppm

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