CZECH REPUBLIC - LEVELS OF RADIONUCLIDES ACTIVITY
In Czech Republic, the reference levels above which potable water cannot be supplied to the public are mentioned in the following table together with ALS capabilities.
| Radionuclide | Reference levels of activity concentration [Bq/L] | Method used in ALS for the determination | Minimal detectable activity concentration reached in ALS [Bq/L] | ||
| Minimal detectable activity concentration reached in ALS [Bq/L] | Drinking water for public supply, bottled spring water, bottled drinking water | Bottled natural mineral water | |||
| Pb-210 | 0.2 | 0.7 | 1.4 | Health Phys 46 (1984), No. 5, s. 1131 [10] |
0.02 - 0.03 |
| Po-210 | 0.1 | 0.4 | 0.8 | ČSN 75 7626 | 0.02 - 0.03 |
| Rn-222 | 100 | 300 | 600 | ČSN 75 7622 Chap. 6 | 1 - 3 |
| Ra-224 | 0.7 | 6 | 12 | ČSN ISO 10703 | 0.03 - 0.05 |
| Ra-226 | 0.4 | 1.5 | 3 |
ČSN 75 7622 ČSN ISO 10703 |
0.02 - 0.03 0.02 - 0.03 |
| Ra-228 | 0.1 | 0.5 | 1 | ČSN ISO 10703 | 0.03 - 0.05 |
| Th-228 | 0.5 | 6 | 12 | ČSN ISO 10703 | 0.03 - 0.05 |
| Th-230 | 0.4 | 3 | 6 | ICP/SFMS | 0.004 |
| Th-232 | 0.4 | 3 | 6 | ICP/SFMS | 0.001 |
| U-234 | 5 | 12 | 24 | ICP/SFMS | 0.004 |
| U-238 | 5 | 12 | 24 | ICP/SFMS | 0.001 |
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