| Samples |
K-40(Bq/kg) |
U-238 (Bq/kg) |
Th-232 (Bq/kg) |
Absorbed dose rate nG/h |
Annual effective dose μSv/y |
External hazard index |
| SP1A |
707.74 |
38.81 |
108.38 |
112.9045 |
138.5609 |
0.685551 |
| SP1B |
715.61 |
39.82 |
118.42 |
119.7635 |
146.9785 |
0.730077 |
| SP1C |
887.18 |
49.04 |
124.36 |
134.7653 |
165.3894 |
0.814425 |
| SP1D |
444.66 |
28.74 |
117.53 |
102.8083 |
126.1705 |
0.640241 |
| SP1E |
370.46 |
71.35 |
19.7 |
60.31068 |
74.01568 |
0.348657 |
| SP1F |
504.04 |
52.24 |
52.47 |
76.84523 |
94.30754 |
0.455859 |
| SP1G |
679.15 |
28.7 |
56.29 |
75.57912 |
92.75371 |
0.443923 |
| SP1H |
857.15 |
38.06 |
101.37 |
114.5544 |
140.5857 |
0.686547 |
| SP1I |
443.23 |
17.74 |
87.54 |
79.55273 |
97.63029 |
0.490254 |
| SP1J |
516.15 |
53.68 |
67.98 |
87.38354 |
107.2406 |
0.524309 |
| SP1K |
646.98 |
35.01 |
86.69 |
95.51445 |
117.2191 |
0.575889 |
| SP1L |
573.69 |
8.14 |
17.48 |
38.24147 |
46.93147 |
0.21119 |
|
