Description

Cesium Chloride CAS NO 7647-17-8 is an inorganic salt of cesium, a rare alkali metal. It is valued for its high density, excellent solubility in water, and unique chemical properties that make it indispensable in specialized industrial and research applications. This compound is primarily sought by manufacturers and researchers in the fields of biotechnology, analytical chemistry, and the production of specialty optical materials.

Application

• Density Gradient Ultracentrifugation: A key component in the preparation of density gradient media for the separation and purification of nucleic acids (DNA/RNA) and viruses in molecular biology.
• Optical Crystal Production: Used in the manufacture of scintillation crystals, prisms, and windows for infrared spectroscopy and other optical devices due to its high transparency in the IR region.
• Analytical Chemistry Reagent: Employed as a standard or matrix modifier in atomic absorption spectroscopy (AAS) and inductively coupled plasma (ICP) techniques.
• Pharmaceutical Research: Utilized in certain experimental medical and biochemical research applications.
• Specialty Glass and Ceramics: Acts as a flux or additive to modify the electrical and optical properties of specialty glasses and ceramic formulations.
• Electrolyte for High-Temperature Fuel Cells: Investigated for use in advanced electrochemical systems.

Basic Information

Product Name	Cesium Chloride
CAS No.	7647-17-8
Molecular Formula	CsCl
Molecular Weight	168.36 g/mol
Synonyms	Cesium monochloride; Caesium chloride; Cesium(1+) chloride; Zesiumchlorid; Chlorure de cesium; Cloruro de cesio; NSC 13128
EINECS	231-600-2

Quality Control

Our Cesium Chloride is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing to ensure it meets precise purity and compositional specifications. Certificates of Analysis (COA) detailing assay, impurity profiles, and physical parameters are provided to guarantee traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and 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, which can lead to caking and affect purity.

Specification

Item	Specification
Appearance	White crystalline powder
Identification (IR)	Conforms
Assay (CsCl)	≥ 99.0%
pH (5% solution)	5.0 - 8.0
Solubility (in Water)	Clear, colorless solution
Loss on Drying	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm
Iron (Fe)	≤ 10 ppm

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