I.S. EN ISO 11665-3:2020
Current
The latest, up-to-date edition.
Measurement of radioactivity in the environment - Air: radon-222 - Part 3: Spot measurement method of the potential alpha energy concentration of its short-lived decay products
Hardcopy , PDF
English
23-02-2020
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and symbols
4 Principle of the measurement method
5 Equipment
6 Sampling
7 Detection method
8 Measurement
9 Expression of results
10 Test report
Annex A (informative) Examples of gross alpha counting protocols
Annex B (informative) Calculation of the coefficients k218 j Po , , k214 j Pb , and k214 j Bi ,
Annex C (informative) Measurement method using gross alpha counting according to the Thomas protocol
Bibliography
Important note : All end users must be registered with an Account prior to user licenses being assigned.Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.