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BS ISO 20044:2022 2023

BS ISO 20044:2022 2023

$198.66

Measurement of radioactivity in the environment. Air: aerosols. Test method using sampling by filter media

Published By Publication Date Number of Pages
BSI 2023 54
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PDF Catalog

PDF Pages PDF Title
2 National foreword
6 Foreword
7 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
13 4 Symbols
14 5 Principle
17 6 Sampling
6.1 General
6.2 Choice of criteria for sampling location
6.3 Criteria for sampling duration
6.4 Criteria for sampling equipment
20 6.5 Criteria for filter
6.6 Criteria for air volume and flow-rate measurement
7 From filter collecting to deferred deposited activity measurement report
21 8 Determination of the activity concentration in the air from deferred measurement results
8.1 General
8.2 Model of evaluation
22 8.3 Relative standard uncertainty
8.4 Decision threshold
8.5 Detection limit
8.6 Expression of activity concentration results
9 Real time measurement with continuous air monitor[11]
9.1 Context
23 9.2 Description of CAM
25 9.3 Operating use of CAM
10 Quality assurance and quality control
10.1 General
10.2 Sample identification, handling, and storage
10.3 Sampling equipment
26 10.4 Documentation and record keeping
27 Annex A (informative) Radionuclides in the atmosphere[16]
29 Annex B (informative) General information on aerosol behaviour
33 Annex C (informative) Example of sampling head and characterizations
35 Annex D (informative) Examples of some sampling filters characteristics
38 Annex E (informative) Example of sampling information sheet
39 Annex F (informative) Characterization of the transport line
41 Annex G (informative) Example of calculation of the activity concentration in the air from deferred measurement
45 Annex H (informative) Illustration of CAM empirical minimum detectable activity concentration setup and its associated response time
51 Bibliography

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BS ISO 20044:2022 2023
$198.66