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BS ISO 11665-4:2012

Действует
Measurement of radioactivity in the environment. Air: radon-222. Integrated measurement method for determining average activity concentration using passive sampling and delayed analysis — 38 стр.
ICS
17.240 Radiation. Including dosimetry / Измерения параметров излучений
13.040.01 Air quality in general / Качество воздуха в целом