This standard applies to panoramic, dry source storage gamma irradiators (Category II); self-contained, wet source storage irradiators (Category III); and panoramic, wet source storage irradiators (Category IV) that contain sealed gamma-emitting sources and are used for the irradiation of objects or materials.

The standard establishes the criteria to be used in the proper design, fabrication, installation, use, and maintenance of these irradiators, which will ensure a high degree of radiation safety. This standard is not a substitute for regulations. Nothing in this standard relieves irradiator licensee from complying with applicable federal and state requirements governing the design, performance, and use of the irradiators.

This standard applies to irradiator designs produced after the date of this publication. Existing irradiator owners may wish to review this standard for possible upgrades.

Source security is not addressed in this document.