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Changes over time for: Paragraph 13
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Version Superseded: 20/11/2017
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[Calculation of the indicative doseE+W
13. Where the following formula is satisfied, it can be assumed that the indicative dose is less than the parametric value of 0,1 mSv and no further investigation is required–
where:
Ci(obs) = observed concentration of radionuclide i
Ci(der) = derived concentration of radionuclide i
n = number of radionuclides detected.
Derived concentrations for radioactivity in water intended for human consumption
|
|
Origin | Nuclide | Derived concentration |
---|
Natural | U-238 | 3,0 Bq/1 |
| U-234 | 2,8 Bq/1 |
| Ra-226 | 0,5 Bq/1 |
| Ra-228 | 0,2 Bq/1 |
| Pb-210 | 0,2 Bq/1 |
| Po-210 | 0,1 Bq/1 |
Artificial | C-14 | 240 Bq/1 |
| Sr-90 | 4,9 Bq/1 |
| Pu-239/Pu-240 | 0,6 Bq/1 |
| Am-241 | 0,7 Bq/1 |
| Co-60 | 40 Bq/1 |
| Cs-134 | 7,2 Bq/1 |
| Cs-137 | 11 Bq/1 |
| 1-131 | 6,2 Bq/1 |
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