24-08-2021
42
Metrology
Radiation and nuclear measurements
730 L.E.
ISO/TS 11665-13:2017 Measurement of radioactivity in the environment — Air: radon-222 — Part 13: Determination of the diffusion coefficient in waterproof materials: membrane two-side activity concentration test method
Adopted
Not Obligatory
13.040.01 - 17.240