International Organization for Standardization (ISO)
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ISO 14850-1:2004
Scope
This part of ISO 14850 describes a procedure for measurements of gamma-emitting radionuclide activity in the following homogeneous objects:
— unconditioned waste, including process waste (filters, control rods, etc.), dismantling waste, etc.;
— waste conditioned in various matrices (bitumen, hydraulic binder, thermosetting resins, etc.), notably in the form of 100 I, 200 I, 400 I or 800 I drums, and test specimens or samples, (vitrified waste);
— waste packaged in a container, notably technological waste.
It also specifies the calibration of the gamma spectrometry chain.
The gamma energies used generally range from 0,05 MeV to 3 MeV.
ISO 14850-1:2004 history
2004ISO 14850-1:2004 Nuclear energy - Waste-packages activity measurement - Part 1: High-resolution gamma spectrometry in integral mode with open geometry