Country | 238U | 232Th | 40K | Ref. |
Malaysia | 39 ± 0.7 | 52 ± 1 | 61 ± 15 | [18] |
Egypt | 79 ± 2 | 44 ± 1 | 586 ± 18 | [19] |
Libya | 7.5 ± 2.5 | 6.7 ± 1.9 | 4.5 ± 1.3 | [20] |
Iran | 74 ± 4 | 69 ± 4 | 1130 ± 32 | [21] |
Turkey | 70 ± 0.8 | 83 ± 1 | 1234 ± 7 | [22] |
Kenya | 12.63 - 72.51 | 11.45 - 58.12 | 234.8 - 1058.52 | [23] |
Nigeria | 74.74 ± 5.67 | 199.23 ± 43.30 | 1021.27 ± 7.14 | [24] |
This work | 51.86 ± 4.38 | 75.56 ± 7.36 | 128.98 ± 12.09 |
|
World wide | 33 | 45 | 412 | [2] |