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Cesium-137 (Cs-137)


Cs-137 sources are gamma emitters. They are applied in oil well logging to characterize rock strata during wireline logging and logging while drilling. JSC Isotope supplies Cs-137 sources of the Russian design. There is a wide variety of standard designs and activities.


Material: Stainless steel

Cs-137 is loaded into ceramic pellets that are later encapsulated into stainless steel components sealed by argon-arc (TIG) or laser welding.

Technical advantages

Cs-137 sources comply with the following industrial standards:

  • ISO 9978:1992;
  • ISO 2919 (by durability).

They have a recommended 7-year service life.

The radioactive content and radiation output measurements stated in the product certification are traceable to national standards.


JSC Isotope is ready to supply you with Cs-137 sourses. We represent Russian isotope products manufacturers that have unique technical expertise and production capacities. We cooperate with ROSATOM State Corporation enterprises and guarantee high quality of supplied products. Our client-oriented approach has made JSC Isotope one of the leaders in global isotope sales market.

JSC Isotope has a world class distribution system that includes a unique software-based order management system. Due to carefully managed logistics we ensure on time delivery of all our products.

Your personal manager: Vladimir Fesenko

E-mail: VSFesenko@isotop.ru
Tel.: +7 (495) 981-96-16 (ext. 205)

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