Superseded Standard
Historical

NBN ISO 11665-4:2020

Measurement of radioactivity in the environment — Air: radon-222 — Part 4: Integrated measurement method for determining average activity concentration using passive sampling and delayed analysis

Summary

This document describes radon-222 integrated measurement techniques with passive sampling. It gives indications for determining the average activity concentration of the radon-222 in the air from measurements based on easy-to-use and low-cost passive sampling, and the conditions of use for the sensors.
This document covers samples taken without interruption over periods varying from a few days to one year.
This measurement method is applicable to air samples with radon activity concentrations greater than 5 Bq/m3.

Technical characteristics

Publisher Bureau de Normalisation Belge (NBN)
Publication Date 08/27/2020
Cancellation Date 09/22/2021
Page Count 40
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