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BS ISO 20041-2:2025 Tritium and carbon-14 activity in gaseous effluents and gas discharges of nuclear installations - Determination of tritium and carbon-14 activities sampled by bubbling technique >
BS ISO 20041-2:2025 Tritium and carbon-14 activity in gaseous effluents and gas discharges of nuclear installations - Determination of tritium and carbon-14 activities sampled by bubbling technique, 2025
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- Foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Symbols
- 5 Principle
- 6 Sampling and storage [Go to Page]
- 7 Reagents and equipment [Go to Page]
- 8 Procedure [Go to Page]
- 9 Expression of results [Go to Page]
- 10 Test report
- Annex A (informative) Tritium distillation of low volume samples
- Annex B (informative) Sample preparation by precipitation
- Annex C (informative) Sample preparation by combustion
- Annex D (informative) Sample preparation by desorption and trapping of CO2
- Annex E (informative) Internal standard method
- Annex F (informative) Determination of the tritium and carbon-14 activity concentrations in trapping solutions according to ISO 19361
- Annex G (informative) Example calculations for the tritium and carbon-14 activities discharged with the gaseous effluents
- Bibliography [Go to Page]