40K 224Ra 228Ra 236U 137Cs Natural Total 13.7 41.9 24.4 0.1 2.8 80.2 83 14 52.6 48.4 0.4 3.3 115.4 118.7 12.3 40.6 27.7 0.2 1.6 80.8 82.3 13.2 45.9 29.6 0.4 2.5 89.2 91.6 11.3 40.6 21.6 0.1 1.6 73.6 75.2 15.8 20 8.9 0.1 6 44.8 50.8 14.3 45.3 25.4 0.2 1.1 85.2 86.3 15.5 50.6 28.2 0.2 1.7 94.5 96.2 13.3 59.2 30.6 0.2 1.8 103.3 105.1 12.6 37.9 41.8 0.2 2.4 92.6 94.9 11.7 28.6 34.3 0.2 5 74.9 79.9 12.2 30.6 57.3 0.2 9.3 100.4 109.7 16.2 53.2 36.2 0.2 2 105.9 107.9 14.3 32.6 61.6 0.3 6.6 108.7 115.4 15.5 16 8.5 0.1 0.7 40 40.6 11.2 35.9 35.7 0.2 5.3 83 88.3 11.7 39.9 42.8 0.2 11.7 94.6 106.3 12.9 12.6 8 0.2 2.4 33.7 36 15.9 21.3 11.3 0.1 3.9 48.6 52.5 12.5 24 14.6 0.1 2 51.1 53.1 18.7 20 9.4 0.1 16.9 48.2 65.1 15 13.3 7.5 0 2.5 35.9 38.3 18.3 38.6 62.5 0.5 8.2 119.9 128.1 14.5 37.9 33.8 0.2 8.9 86.5 95.4 20.5 17.3 8.9 0.1 6.2 46.9 53.1 11.8 41.3 55.9 0.4 11.8 109.5 121.3 22.4 24.6 13.2 0.3 6.9 60.5 67.3 12.1 35.3 87 0.8 17.2 135.1 152.3 8.8 25.3 53.6 0.6 14.7 88.3 103 12.9 31.9 55.5 0.5 15 100.9 115.8 13.2 21.3 40 0.4 7.7 74.9 82.5 13.3 32.6 93.1 0.7 7.5 139.7 147.2 14 39.3 63.9 0.5 8.2 117.8 126 19.8 55.2 27.3 0.2 1.4 102.5 103.8 12.5 31.9 82.3 0.3 12.6 127 139.6 5.2 8 23.5 0.2 5.4 36.9 42.3 17.7 45.9 24 0.1 1.8 87.7 89.5 17.5 40.6 32 0.4 3.3 90.5 93.7 15.9 45.9 38.5 0.2 3.8 100.6 104.4 15 40.6 91.7 0.5 7.5 147.7 155.2 14.1 43.9 36.7 0.3 2.4 95 97.3 14.4 37.3 30.1 0.2 9.6 82 91.5 12.7 47.3 32.4 0.3 3.4 92.6 96 11.1 47.3 31.5 0.2 7.1 90 97.1 14.6 44.6 44.7 0.2 8.3 104.1 112.4 18.8 41.3 40.9 0.2 2.5 101.1 103.6 14.7 37.3 40.9 0.2 0.6 93.1 93.6 12.2 43.9 45.1 0.2 4.3 101.5 105.8 19.7 43.3 37.6 0.2 8.8 100.7 109.5 18 45.3 32.4 0.3 1.9 96 97.9 18 45.9 48.9 0.3 6.6 113.1 119.8 16.9 42.6 67.2 0.6 6 127.4 133.3 17.7 43.9 51.2 0.3 3.4 113.2 116.6 20.4 43.3 31.5 0.2 3.4 95.3 98.7 18.2 45.9 41.8 0.3 4.4 106.2 110.6 16.9 39.9 61.6 0.6 6.2 119 125.2 17.9 43.9 89.8 0.7 10.1 152.3 162.4 17.1 40.6 34.3 0.2 1.5 92.2 93.7 15.7 45.3 48.4 0.3 5.6 109.7 115.3 18.2 48.6 26.3 0.2 3.4 93.3 96.7 17.4 39.3 31.5 0.2 0.9 88.4 89.3 13.6 37.9 30.6 0.2 1.7 82.4 84 13.8 38.6 25.4 0.2 3.7 78 81.7 16.2 52.6 40 0.3 1.4 109 110.3 12.7 45.9 47 0.3 2.3 105.9 108.2 15.6 34.6 22.6 0.2 4.4 73 77.4 15 46.6 25.9 0.4 2 87.8 89.8 15.8 37.9 25.9 0.3 3.3 79.9 83.2 13.4 31.9 21.2 0.3 7.3 66.8 74.1 14.7 37.3 53.1 0.3 3.6 105.4 109 15.3 49.9 30.1 0.2 2.6 95.5 98.1 12.7 31.9 26.3 0.2 5.9 71.2 77.1 20.1 37.9 38.5 0.2 6.1 96.8 102.8 15.8 43.3 29.6 0.3 2.6 88.9 91.5 14.6 48.6 36.7 0.2 2.3 100 102.2 19.4 45.3 146.2 1 6.4 211.8 218.2 16.5 36.6 41.4 0.3 5.7 94.8 100.6 13.4 58.6 24.4 0.2 3.2 96.6 99.8 14.4 40.6 44.2 0.6 5.1 99.8 104.8 15 19.3 13.2 0.1 2.6 47.5 50.1 14 43.3 31 0.4 2.7 88.6 91.3 12.1 47.3 55.9 0.6 2.3 115.9 118.2 18 23.3 14.1 0.1 4.5 55.6 60.1 13.9 43.3 30.1 0.3 1.7 87.5 89.2 12.5 45.3 31 0.3 8.8 89.1 97.9 14.2 27.3 30.6 0.3 16.9 72.3 89.2 11.5 43.9 42.8 0.5 10.1 98.7 108.8 16 43.3 57.8 0.4 7.3 117.5 124.8 16.7 24 15.5 0.1 2.5 56.3 58.8 11.7 33.9 46.1 0.2 9.7 91.9 101.5 13.8 42.6 94 0.8 14.7 151.2 166 15 18.6 11.3 0.1 3 45.1 48.1 14.7 18.6 9.9 0.1 2 43.3 45.3 17.9 21.3 8.9 0.1 2.3 48.2 50.5 16.1 58.6 29.1 0.1 1.5 103.9 105.4 18.6 48.6 50.3 0.3 6 117.8 123.7 18.1 53.2 55.5 0.6 3.9 127.4 131.4 16.3 30.6 70.5 0.5 10.2 117.9 128.1 14.1 44.6 72.4 0.6 6.6 131.7 138.4 15 30.6 32 0.4 5.9 78 83.9 17.3 26 12.7 0.3 9.1 56.2 65.4 14.4 38.6 101.5 0.4 10.5 155 165.5 12.9 42.6 82.7 0.7 33.2 139 172.2 12.3 39.3 89.3 0.6 10.8 141.5 152.3 15.6 41.9 25.9 0.1 2 83.5 85.5 15.2 19.3 12.2 0.1 1.9 46.8 48.8 14.2 16.6 8.9 0.1 4.6 39.8 44.5 10.4 14 7.1 0.2 26.8 31.6 58.4 14.6 14 8.5 0.1 7.3 37.1 44.4 22 26.6 12.7 0.3 21.8 61.6 83.5 12.8 29.3 19.7 0.4 37.1 62.2 99.3 16.1 14 8.9 0.2 23.3 39.2 62.5 19.7 24.6 10.3 0.1 10.4 54.7 65.1 16.5 12.6 7.5 0.1 4.5 36.8 41.3 16.3 14.6 8.9 0.1 3.5 40 43.4 15.9 43.3 47 0.2 3.5 106.3 109.8 9.3 21.3 16 0.2 4.4 46.8 51.2 16.6 44.6 42.8 0.3 2.6 104.2 106.8 13 46.6 29.6 0.3 3.9 89.5 93.4 10.9 43.9 35.7 0.3 2.7 90.8 93.5 15.4 22.6 12.7 0.1 4.7 50.8 55.6 16.7 14.6 8.5 0.1 3.4 39.9 43.2 15.6 14.6 8 0.2 1.2 38.4 39.6 18.7 47.3 35.7 0.2 1.8 101.9 103.7 13.3 40.6 31 0.2 0.8 85.2 85.9