National Metrological Technical Specifications of the People's Republic of China
Latest
JJF 1459-2014
Scope
This specification applies to the calibration of medical diagnostic X-ray tube charge (mAs) meters, including interventional and inductive meters. This specification does not apply to the calibration of inductive ammeters (clamp meters).
JJF 1459-2014 history
2014JJF 1459-2014 Calibration Specification for Exposure Coulometers Used in Medical Diagnostic X-ray Radiation Sources