No. | Sample code | Origin | U-238 (Bq/kg) | Th-232 (Bq/kg) | K-40 (Bq/kg) |
1 | AKH | Armenia | 7.63 ± 2.76 | 8.72 ± 2.95 | 969.35 ± 41.91 |
2 | ARD1 | England | 15.67 ± 3.96 | 4.95 ± 2.23 | 880.17 ± 43.79 |
3 | ARD2 | England | 3.75 ± 1.94 | BLD | BLD |
4 | ASP1 | Germany | 16.56 ± 4.07 | 5.19 ± 2.28 | 840.78 ± 45.27 |
5 | ASP2 | Germany | 9.30 ± 3.05 | 7.13 ± 2.67 | 1102.97 ± 53.01 |
6 | DAV | Germany | 17.39 ± 4.17 | 8.05 ± 2.84 | 1294.47 ± 55.25 |
7 | ELE | American | 4.29 ± 2.07 | 5.49 ± 2.34 | 825.56 ± 39.40 |
8 | GAU1 | European | 27.03 ± 5.20 | 6.83 ± 2.61 | 1014.35 ± 53.61 |
9 | GAU2 | France | 13.36 ± 3.65 | 15.80 ± 3.97 | 1179.42 ± 47.37 |
10 | GHA | Yamen | 9.99 ± 3.16 | 8.05 ± 2.84 | 942.85 ± 42.68 |
11 | GIT | European | BLD | 1.59 ± 1.26 | BLD |
12 | GOL | Germany | 12.85 ± 3.58 | BLD | BLD |
13 | CRA | Turkey | 22.50 ± 4.74 | 14.71 ± 3.84 | 1029.34 ± 50.96 |
14 | IRA | Iraqi | 7.01 ± 2.65 | 13.01 ± 3.61 | 1067.82 ± 39.41 |
15 | KEN | British | 10.35 ± 3.22 | 12.37 ± 3.52 | 801.41 ± 44.59 |
16 | MAC | Brazil | 30.92 ± 5.56 | 13.56 ± 3.68 | 1567.46 ± 56.27 |
17 | MAR | Turkey | 19.95 ± 4.47 | 1.88 ± 1.37 | 924.59 ± 48.87 |
18 | MEN | Germany | 18.43 ± 4.29 | 16.48 ± 4.06 | 1326.16 ± 53.83 |
19 | MIA1 | American | 20.61 ± 4.54 | 41.50 ± 6.44 | 943.50 ± 44.68 |
20 | MIA2 | American | 19.71 ± 4.44 | 20.06 ± 4.48 | 1129.80 ± 51.84 |
21 | MIK1 | American | 20.56 ± 4.53 | 10.70 ± 3.27 | 1392.88 ± 58.97 |
22 | MIK2 | American | 16.01 ± 4.00 | 12.78 ± 3.57 | 1047.83 ± 49.34 |
23 | MIN | American | 9.55 ± 3.09 | 14.41 ± 3.80 | 1080.99 ± 48.78 |
24 | OSC1 | American | 16.42 ± 4.05 | 6.18 ± 2.49 | 930.50 ± 35.58 |
25 | OSC2 | American | 9.97 ± 3.16 | 10.13 ± 3.18 | 1123.70 ± 52.97 |
26 | PIN1 | Korea | 16.80 ± 4.10 | 11.47 ± 3.39 | 912.10 ± 45.89 |
27 | PIN2 | Korea | 6.84 ± 2.62 | 7.24 ± 2.69 | 1039.55 ± 42.30 |
28 | PRE | Bulgaria | BLD | 9.16 ± 3.03 | BLD |
29 | ROT | Germany | 19.99 ± 4.47 | 9.65 ± 3.11 | 885.37 ± 47.06 |
30 | SUM | Iriqi | 16.40 ± 4.05 | 15.56 ± 3.94 | 1282.20 ± 51.54 |
31 | WES | Germany | 11.11 ± 3.33 | 1.63 ± 1.28 | 832.24 ± 39.15 |
Max | 30.92 ± 5.56 | 41.50 ± 6.44 | 1567.46 ± 58.97 | ||
Min | 3.75 ± 1.94 | 1.59 ± 1.26 | 801.41 ± 35.5 | ||
Avearge | 14.86 ± 3.76 | 10.84 ± 3.13 | 1050.64 ± 47.57 | ||
Worldwide average [17] | 35 | 30 | 400 |