DIN ISO/TS 11665-12 VDE V 0493-1-6662:2019-11
Measurement of radioactivity in the environment – Air: radon-222
Part 12: Determination of the diffusion coefficient in waterproof materials: membrane one-side activity concentration measurement method
(ISO/TS 11665-12:2018)
Class/Status:
Standard,
withdrawn
Released: 2019-11
VDE Art. No.: 0400351