BS ISO 20045:2023
$167.15
Measurement of the radioactivity in the environment. Air: tritium. Test method using bubbler sampling
Published By | Publication Date | Number of Pages |
BSI | 2023 | 44 |
PDF Catalog
PDF Pages | PDF Title |
---|---|
2 | undefined |
6 | Foreword |
7 | Introduction |
9 | 1 Scope 2 Normative references 3 Terms, definitions and symbols |
10 | 3.1 Terms and definitions |
11 | 3.2 Symbols, definitions and units |
12 | 4 Principle |
14 | 5 Influence quantities 6 Equipment 6.1 Description and requirements of the sampling system |
15 | 6.2 Location of sampling head 6.3 Air flow rate, sampling duration and air volume sampling 6.4 Trapping water solution 6.5 Specifications for use |
16 | 7 Procedure 7.1 Sampling |
17 | 7.2 Sample collection and transportation 7.3 Receipt 7.4 Conservation 7.5 Tritium activity concentration measurement 8 Expression of results 8.1 General |
18 | 8.2 Calculations for tritiated water vapour 8.2.1 Activity concentration 8.2.2 Decision threshold |
19 | 8.2.3 Detection limit 8.2.4 Coverage intervals limits |
20 | 8.2.5 Conditions of use 8.3 Calculation for tritiated gas compounds |
21 | 8.3.1 Tritiated gas without significant HTO level |
22 | 8.3.2 Tritiated gas compounds with significant HTO level |
24 | 8.3.3 Coverage intervals limits 8.3.4 Conditions of use |
25 | 9 Test report |
27 | Annex A (informative) Technical data for tritium |
29 | Annex B (informative) Determination of trapping efficiency |
33 | Annex C (informative) Preserving of tritiated water solutions |
34 | Annex D (informative) Example of sampling and calculations forms |
37 | Annex E (informative) Examples of calculations of air tritium activity concentrations |
43 | Bibliography |