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ISO 11665-5:2020

Measurement of radioactivity in the environment — Air: radon-222 — Part 5: Continuous measurement methods of the activity concentration

Jan 13, 2020

General information

90.60     Jun 5, 2025

ISO

ISO/TC 85/SC 2

International Standard

13.040.01     17.240  

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Scope

This document describes continuous measurement methods for radon-222. It gives indications for continuous measuring of the temporal variations of radon activity concentration in open or confined atmospheres.
This document is intended for assessing temporal changes in radon activity concentration in the environment, in public buildings, in homes and in work places, as a function of influence quantities such as ventilation and/or meteorological conditions.
The measurement method described is applicable to air samples with radon activity concentration greater than 5 Bq/m3.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 11665-5:2012

NOW

PUBLISHED
ISO 11665-5:2020
90.60 Close of review
Jun 5, 2025

National adoptions

SRPS EN ISO 11665-5 :2020  
ISS

Measurement of radioactivity in the environment - Air: radon-222 - Part 5: Continuous measurement methods of the activity concentration (ISO 11665-5:2020)

60.60   Standard published

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