Sample | 232Th (Bq・kg−1) | 226Ra (Bq・kg−1) | 40K (Bq・kg−1) | Raeq (Bq・kg−1) | Dind (nGy・h−1) | Eind (mSv・y−1) | ACI | Category | ||
NG1 | 39.8 ± 2.8 | 59.3 ± 3.2 | 1245 ± 6 | 212.1 | 34.2 | 0.17 | 0.81 ± 0.02 | A1, A2 | ||
NG2 | 37.2 ± 1.9 | 33.2 ± 1.7 | 1295 ± 5 | 186.2 | 29.9 | 0.15 | 0.73 ± 0.01 | A1, A2 | ||
NG3 | 34.0 ± 1.0 | 39.7 ± 2.8 | 1243 ± 5 | 184 | 29.7 | 0.15 | 0.72 ± 0.01 | A1, A2 | ||
NG4 | 15.7 ± 0.7 | 22.3 ± 1.3 | 1220 ± 5 | 138.6 | 22.8 | 0.11 | 0.56 ± 0.01 | A1, A2 | ||
NG5 | 33.8 ± 1.8 | 42.9 ± 2.7 | 1220 ± 5 | 185.2 | 29.9 | 0.15 | 0.72 ± 0.01 | A1, A2 | ||
NG6 | 17.0 ± 1.1 | 18.1 ± 0.7 | 1531 ± 6 | 160.2 | 26.4 | 0.13 | 0.66 ± 0.01 | A1, A2 | ||
NG7 | 41.2 ± 2.3 | 42.2 ± 2.6 | 1005 ± 5 | 178.4 | 28.5 | 0.14 | 0.68 ± 0.01 | A1, A2 | ||
NG8 | 62.8 ± 2.7 | 64.2 ± 4.2 | 1065 ± 5 | 236 | 37.3 | 0.18 | 0.88 ± 0.02 | A1, A2 | ||
NG9 | 35.8 ± 0.8 | 46.7 ± 1.9 | 1249± 6 | 194.1 | 31.3 | 0.15 | 0.75 ± 0.01 | A1, A2 | ||
NG10 | 39.2 ± 1.6 | 49.0 ± 2.5 | 1251 ± 5 | 201.3 | 32.4 | 0.16 | 0.78 ± 0.01 | A1, A2 | ||
NG11 | 36.2 ± 2.0 | 30.3 ± 1.2 | 1135 ± 5 | 169.4 | 27.1 | 0.13 | 0.66 ± 0.01 | A1, A2 | ||
NG12 | 34.1 ± 2.4 | 24.0 ± 1.3 | 1298 ± 6 | 172.8 | 27.8 | 0.14 | 0.68 ± 0.01 | A1, A2 | ||
NG13 | 39.9 ± 1.6 | 36.7 ± 1.7 | 1318 ± 5 | 195.1 | 31.3 | 0.15 | 0.76 ± 0.01 | A1, A2 | ||
NG14 | 45.5 ± 2.6 | 49.7 ± 3.0 | 1097 ± 5 | 199.2 | 31.8 | 0.16 | 0.76 ± 0.02 | A1, A2 | ||
NG15 | 50.6 ± 2.8 | 50.2 ± 2.7 | 954 ± 5 | 196.1 | 31.1 | 0.15 | 0.74 ± 0.02 | A1, A2 | ||
NG16 | 72.5 ± 3.8 | 71.1 ± 4.6 | 1112 ± 5 | 260.4 | 41.0 | 0.20 | 0.97 ± 0.02 | A1/B1, A2 | ||
NG17 | 47.5 ± 1.5 | 49.2 ± 2.6 | 1060 ± 5 | 198.8 | 31.6 | 0.16 | 0.75 ± 0.01 | A1, A2 | ||
NG18 | 41.0 ± 1.6 | 77.4 ± 3.4 | 1132 ± 5 | 223.2 | 36.1 | 0.18 | 0.84 ± 0.01 | A1, A2 | ||
NG19 | 43.7 ± 2.0 | 49.0 ± 2.9 | 1154 ± 5 | 200.3 | 32.1 | 0.16 | 0.77 ± 0.01 | A1, A2 | ||
NG20 | 21.6 ± 1.2 | 21.7 ± 1.9 | 1177 ± 5 | 143.2 | 23.3 | 0.11 | 0.57 ± 0.01 | A1, A2 | ||
NG21 | 22.8 ± 1.1 | 31.4 ± 1.9 | 1064 ± 5 | 145.9 | 23.7 | 0.12 | 0.57 ± 0.01 | A1, A2 | ||
NG22 | 44.1 ± 1.1 | 74.5 ± 4.0 | 1093 ± 5 | 221.7 | 35.7 | 0.18 | 0.83 ± 0.01 | A1, A2 | ||
Mean ± σ NG | 39 ± 13 | 45 ± 17 | 1178 ± 127 | 191.0 ± 30 | 30.7 ± 4.6 | 0.15 ± 0.02 | 0.74 ± 0.10 |
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AG1 | 394 ± 11 | 833 ± 44 | 681 ± 5 | 1448.3 | 229.2 | 1.13 | 4.97 ± 0.16 | A2, B1 | ||
AG2 | 491± 17 | 1120 ± 59 | 486 ± 6 | 1858.9 | 294.8 | 1.45 | 6.35 ± 0.21 | B2 | ||
AG3 | 232 ± 8 | 410 ± 23 | 282 ± 4 | 762.4 | 119.6 | 0.59 | 2.62 ± 0.09 | A2, B1 | ||
AG4 | 161 ± 7 | 305 ± 17 | 893 ± 5 | 603.6 | 95.6 | 0.47 | 2.12 ± 0.07 | A2, B1 | ||
Mean ± σ AG | 320 ± 150 | 667 ± 379 | 586 ± 262 | 1168.3 ± 588 | 185 ± 94 | 0.91 ± 0.46 | 4.02 ±1.99 |
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