.................... IDENTIFIED NUCLIDES ....................

Nuclide Id Energy Yield Activity Activity Name Confidence (keV) (%) (Bq /kg ) Uncertainty

ANN 0.998 511.00* 88.00 6.418E-001 3.064E-001 K-40 0.989 1460.81* 10.67 2.310E+001 4.337E+000 TL-208 0.765 72.80* 2.02 2.997E+000 1.096E+001 74.97 3.41 84.90 1.51 211.40* 0.18 5.994E+001 7.908E+001 233.36 0.31 252.61* 0.69 1.041E+001 2.720E+001 277.36* 6.31 1.316E+000 4.548E+000 510.77* 22.60 2.499E+000 1.193E+000 583.19* 84.50 5.830E-001 1.657E-001 722.04 0.20 763.13 1.81 860.56 12.42 927.60 0.13 982.70 0.20 1093.90 0.40 2614.53 99.16 Pb-210 0.946 46.52* 4.00 2.298E+000 6.466E+000 PB-212 0.316 74.81 9.60 77.11 17.50 87.20 6.30 89.80* 1.75 8.543E+001 2.256E+001 115.19* 0.60 2.438E+001 2.621E+001 238.63* 44.60 1.615E+000 4.246E-001 300.09 3.41 BI-214 0.366 609.31* 46.30 1.687E+000 7.874E-001 768.36 5.04 806.17 1.23 934.06 3.21 1120.29 15.10 1155.19 1.69 1238.11 5.94 1280.96 1.47 1377.67 4.11 1385.31 0.78 1401.50 1.39 1407.98 2.48 1509.19 2.19 1661.28 1.15 1729.60 3.05 1764.49 15.80

Nuclide Identification Report 12-03-2015 2:56:42 PM Page 2

Nuclide Id Energy Yield Activity Activity Name Confidence (keV) (%) (Bq /kg ) Uncertainty

BI-214 0.366 1847.44 2.12 2118.54 1.21 PB-214 0.583 74.81 6.33 77.11 10.70 87.20 3.70 89.80* 1.03 1.452E+002 3.833E+001 241.98* 7.49 9.616E+000 2.528E+000 295.21* 19.20 3.002E+000 9.793E-001 351.92* 37.20 3.139E+000 7.134E-001 785.91 1.10 RA-226 0.961 186.21* 3.28 1.043E+001 6.371E+000 PA-234M 0.465 766.36 0.29 1001.03* 0.84 4.690E+000 3.253E+001 TH-234 0.993 63.29* 4.50 1.013E+001 9.608E+000 92.38* 5.57 2.766E+001 7.888E+000 112.81* 0.26 9.825E+001 7.049E+001 U-235 0.587 89.96 1.50 93.35* 2.50 5.980E+001 1.579E+001 105.00 1.00 109.14* 1.50 1.653E+001 1.123E+001 143.76 10.50 163.35 4.70 185.71* 54.00 6.335E-001 3.871E-001 202.12 1.00 205.31* 4.70 2.270E+000 2.990E+000 U238+dau 0.962 63.29* 3.90 1.134E+001 1.052E+001 92.60* 5.57 2.684E+001 7.087E+000 766.60 0.21 1001.03* 0.59 6.653E+000 4.615E+001 AM-241 0.934 59.54* 36.30 1.218E+000 1.130E+000

* = Energy line found in the spectrum. Energy Tolerance : 4.000 keV Nuclide confidence index threshold = 0.10 Errors quoted at 1.000 sigma