The operational and performance requirements for backpack-based radiation-detection systems (BRDs) used in homeland security applications are specified in this standard. BRDs are typically worn by the user during operation to detect and possibly identify radiological and nuclear material.
ANSI N42.53-2013 history
2021ANSI N42.53-2021 American National Standard Performance Criteria for Backpack-Based Radiation-Detection Systems Used for Homeland Security
2013ANSI N42.53-2013 American National Standard Performance Criteria for Backpack-Based Radiation-Detection Systems Used for Homeland Security