Home›ComplianceOnline Standards›ISO ICS 17 METROLOGY AND MEASUREMENT. PHYSICAL PHENOMENA› X and gamma reference radiation for calibrating dosemeters and doserate meters and for determining their response as a function of photon energy - Part 2: Dosimetry for radiation protection over the energy ranges from 8 keV to 1, 3 MeV and 4 MeV to 9 MeV