Nuclide | Energy (keV) | MDA (Bq∙kg−1) | |||||||||
GE03 | GE08 | GE09 | GE11 | GE12 | |||||||
Sediment | Water | Sediment | Water | Sediment | Water | Sediment | Water | Sediment | Water | ||
K-40 | 1461 | 2.60 | 0.49 | 3.15 | 0.46 | 1.66 | 0.49 | 1.94 | 1.26 | 2.08 | 0.20 |
Cs-137 | 661 | 0.33 | 0.05 | 0.28 | 0.03 | 0.24 | 0.04 | 0.27 | 0.08 | 0.31 | 0.02 |
TL-208 | 583.2 | 0.26 | 0.15 | 0.29 | 0.22 | 0.25 | 0.27 | 0.24 | 0.18 | 0.25 | 0.02 |
Pb-210 | 46.5 | 46.2 | 5.37 | 86.8 | 10.1 | 215.9 | 34.3 | 27.3 | 6.8 | 13.8 | 0.00 |
Bi-212 | 727.3 | 2.98 | 2.97 | 2.22 | 2.30 | 2.13 | 2.61 | 0.19 | |||
Bi-214 | 609.3 | 0.50 | 2.29 | 0.55 | 0.81 | 0.43 | 0.10 | 0.50 | 0.15 | 0.46 | 0.05 |
PB-214 | 351.9 | 0.54 | 0.12 | 0.60 | 0.10 | 0.50 | 0.10 | 0.53 | 0.18 | 0.55 | 0.03 |
AC-228 | 911.2 | 0.92 | 0.08 | 0.95 | 0.16 | 0.78 | 0.15 | 0.82 | 0.69 | 0.86 | 0.05 |
Th-234 | 63.3 | 12.95 | 11.49 | 11.3 | 0.34 | ||||||
Pa-234m | 1001 | 16.94 | 18.64 | 14.23 | 17.38 | 9.40 | 20.94 | 1.54 | |||
U-235 | 185.7 | 0.32 | 0.05 | 0.32 | 0.08 | 0.32 | 0.07 | 0.33 | 0.13 | 0.37 | 0.02 |
Am-241 | 59.5 | 1.83 | 0.26 | 2.45 | 0.33 | 3.86 | 0.69 | 1.18 | 0.30 | 1.19 | 0.10 |