Description

Caesium-137(Infoods) is a radioactive isotope of caesium, widely recognized for its consistent gamma emission. This product is essential for precise calibration and measurement applications where a reliable and long-lived gamma source is required. It is a critical material for industries and research institutions involved in radiation detection, medical device calibration, and industrial process control.

Application

• Calibration of γ-ray spectrometers and radiation survey meters.
• Quality control and verification of medical imaging equipment.
• Industrial gauging for density and level measurement in closed systems.
• Research and development in nuclear physics and radiation chemistry.
• Educational purposes in university and training laboratory settings.
• As a tracer element in controlled environmental and geological studies.

Basic Information

Product Name	Caesium-137(Infoods)
CAS No.	10045-97-3
Molecular Formula	¹³⁷Cs
Molecular Weight	136.907 g/mol
Synonyms	Cesium-137; ¹³⁷Cs; Radioactive Cesium; Cesium-137 Chloride (common salt form); Cesium-137 Nitrate; Cesium-137 Standard; γ-ray Source Cs-137; Caesium-137
EINECS	Contact for details

Quality Control

Our Caesium-137 sources are produced and handled under strict quality protocols to ensure precise activity and radionuclidic purity. Each batch is traceable to national or international standards. A comprehensive Certificate of Analysis (COA) is provided, detailing the specific activity, radionuclidic purity, and chemical form, ensuring compliance with regulatory and application-specific requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a designated and secure radioactive materials area, in accordance with all local, national, and international regulations for the handling and storage of sealed radioactive sources. Maintain appropriate shielding and environmental controls.

Specification

Item	Specification
Appearance	Sealed source (form dependent)
Radionuclide	Cesium-137
Principal Gamma Energy	661.7 keV
Half-life	~30.08 years
Specific Activity	Customer specified
Radionuclidic Purity	> 99%
Chemical Form	Chloride, Nitrate, or other (as requested)
Source Type	Sealed, point, or disk source

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