Worldwide Open Proficiency Test: Determination of ... - Nucleus - IAEA

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[Bq/kg] 40 30 20 10 0 114 223 177 270 46 86 113 81 39 61 257 95 246 295 296 6240 264 82 191 144 185 220 12 214 234 294 218 77 159 260 269 143 111 90 54 71 91 168 125 153 253 255 297 83 279 26 17 178 299 300 124 76 36 41 112 120 170 175 210 221 84 93 242 217 173 89 182 132 60 70 154 45 289 65 288 136 134 290 11 219 88 94 292 293 200 99 238 274 166 277 275 160 72 92 133 73 40 127 199 37 63 57 190 233 31 58 241 171 27 47 51 87 201 34 163 101 207 131 119 55 78 15 265 110 115 272 244 13 52 165 109 267 43 141 122 237 254 16 20 18 22 179 258 24 130 7283 32 236 278 64 284 169 285 239 161 44 123 263 19 53 5138 Lab code Draft, page 54 Rep. Value Performance evaluation <strong>of</strong> Tl-208 measurement results Rep. Unc. <strong>IAEA</strong>-447 Moss-soil reference material Unc. [%] Target Value: 13.0 ± 0.5 [Bq/kg] N 45% Rel. Bias W 4% A 51% Tl-208 in moss-soil Laboratory code 273 155 194 195 216 252 211 56 140 227 10 62 251 174 157 172 192 123 42 261 150 25 193 268 59 235 164 79 121 206 197 142 A1 A2 True P Prec Final Score 1 34.07 3.16 9.28 162.08 21.1 8.3 N 10.0 A N 3 15.00 2.00 13.33 15.38 2.0 5.3 A 13.9 A A 5 35.00 3.00 8.57 169.23 22.0 7.8 N 9.4 A N 6 10.80 0.80 7.41 -16.92 2.2 2.4 A 8.3 A A 7 33.16 1.11 3.35 155.08 20.2 3.1 N 5.1 A N 10 36.89 1.24 3.36 183.77 23.9 3.4 N 5.1 A N 11 12.90 1.60 12.40 -0.77 0.1 4.3 A 13.0 A A 12 11.10 0.70 6.31 -14.62 1.9 2.2 A 7.4 A A 13 26.81 2.09 7.80 106.23 13.8 5.5 N 8.7 A N 14 62.50 7.75 12.40 380.77 49.5 20.0 N 13.0 A N
Lab code Rep. Value Rep. Unc. Unc. [%] Rel. Bias A1 A2 True P Prec Final Score 15 18.01 2.06 11.44 38.54 5.0 5.5 A 12.1 A A 16 32.30 0.80 2.48 148.46 19.3 2.4 N 4.6 A N 17 11.80 0.60 5.08 -9.23 1.2 2.0 A 6.4 A A 18 32.50 0.50 1.54 150.00 19.5 1.8 N 4.1 A N 19 34.60 0.50 1.45 166.15 21.6 1.8 N 4.1 A N 20 32.40 0.50 1.54 149.23 19.4 1.8 N 4.1 A N 22 32.50 0.40 1.23 150.00 19.5 1.7 N 4.0 A N 23 34.40 1.00 2.91 164.62 21.4 2.9 N 4.8 A N 24 33.10 0.40 1.21 154.62 20.1 1.7 N 4.0 A N 25 40.84 4.08 9.99 214.15 27.8 10.6 N 10.7 A N 26 11.72 0.83 7.08 -9.85 1.3 2.5 A 8.1 A A 27 14.60 2.52 17.23 12.30 1.6 6.6 A 17.7 A A 31 14.20 1.10 7.75 9.23 1.2 3.1 A 8.6 A A 32 33.40 1.70 5.09 156.92 20.4 4.6 N 6.4 A N 34 15.00 2.00 13.33 15.38 2.0 5.3 A 13.9 A A 36 12.00 1.00 8.33 -7.69 1.0 2.9 A 9.2 A A 37 13.87 1.39 10.02 6.69 0.9 3.8 A 10.7 A A 39 10.30 0.50 4.85 -20.77 2.7 1.8 N 6.2 A N 40 13.54 1.05 7.75 4.15 0.5 3.0 A 8.7 A A 41 12.00 2.00 16.67 -7.69 1.0 5.3 A 17.1 A A 42 39.00 3.00 7.69 200.00 26.0 7.8 N 8.6 A N 43 29.50 1.20 4.07 126.92 16.5 3.4 N 5.6 A N 44 34.22 1.55 4.53 163.23 21.2 4.2 N 5.9 A N 45 12.50 0.60 4.80 -3.85 0.5 2.0 A 6.2 A A 46 9.80 0.65 6.63 -24.62 3.2 2.1 N 7.7 A N 47 14.60 1.30 8.90 12.31 1.6 3.6 A 9.7 A A 51 14.60 1.20 8.22 12.31 1.6 3.4 A 9.1 A A 52 28.00 3.00 10.71 115.38 15.0 7.8 N 11.4 A N 53 34.90 1.50 4.30 168.46 21.9 4.1 N 5.8 A N 54 11.40 1.70 14.91 -12.31 1.6 4.6 A 15.4 A A 55 15.80 0.90 5.70 21.54 2.8 2.7 N 6.9 A N 56 36.50 2.00 5.48 180.77 23.5 5.3 N 6.7 A N 57 13.90 1.11 7.99 6.92 0.9 3.1 A 8.9 A A 58 14.30 0.70 4.90 10.00 1.3 2.2 A 6.2 A A 59 41.20 2.00 4.85 216.92 28.2 5.3 N 6.2 A N 60 12.40 0.50 4.03 -4.62 0.6 1.8 A 5.6 A A 61 10.30 0.40 3.88 -20.77 2.7 1.7 N 5.5 A N 62 37.30 2.00 5.36 186.92 24.3 5.3 N 6.6 A N 63 13.89 0.60 4.32 6.85 0.9 2.0 A 5.8 A A 64 33.54 1.44 4.29 158.00 20.5 3.9 N 5.8 A N 65 12.68 0.47 3.71 -2.46 0.3 1.8 A 5.3 A A 70 12.40 2.10 16.94 -4.62 0.6 5.6 A 17.4 A A 71 11.40 0.40 3.51 -12.31 1.6 1.7 A 5.2 A A 72 13.29 0.30 2.26 2.23 0.3 1.5 A 4.5 A A 73 13.50 1.10 8.15 3.85 0.5 3.1 A 9.0 A A 74 9609.0 867.00 9.02 73815. 9596.0 2236.9 N 9.8 A N 76 11.95 0 0.41 3.43 -8.08 38 1.1 1.7 A 5.2 A A 77 11.15 0.34 3.05 -14.23 1.9 1.6 N 4.9 A W
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IAEA Analytical Quality in Nuclear
Page 3 and 4:
FOREWORD A reliable determination o
Page 5 and 6: 1. INTRODUCTION A reliable determin
Page 7 and 8: 2.1. Proficiency test objectives 2.
Page 9 and 10: To confirm the assigned target valu
Page 11 and 12: program achieving complete sample d
Page 13 and 14: 2.3.4.3. Determination of U-234, U-
Page 15 and 16: AlphaCounts per channel 2000 1500 1
Page 17 and 18: 3. PERFORMANCE CRITERIA Several rat
Page 19 and 20: acceptable”, a further check is a
Page 21 and 22: TABLE 4. SUMMARY EVALUATION OF ALL
Page 23 and 24: Lab. code Number of reported Scored
Page 29 and 30: 4.2. General recommendations and le
Page 31 and 32: Difference S2-S4 (%) Difference S2-
Page 33 and 34: 4.4. Recommendations related to the
Page 35 and 36: [Bq/kg] 70 60 50 40 30 20 10 0 Ra-2
Page 37 and 38: Figure 22: Part of the Thorium radi
Page 39 and 40: 5. CONCLUSIONS The IAEA-CU-2009-03
Page 41 and 42: REFERENCES [1] DUEWER, D.L., A Robu
Page 43 and 44: APPENDIX I: PERFORMANCE EVALUATION
Page 45 and 46: Lab code Rep. Value Rep. Unc. Unc.
Page 55: Lab code Rep. Value Rep. Unc. Unc.
Page 67 and 68: [Bq/kg] 650 575 500 425 350 275 200
Page 69 and 70: [Bq/kg] 650 600 550 500 450 400 350
Page 71 and 72: [ B q /k g ] 70 60 50 40 30 20 10 L
Page 93 and 94: [Bq] 50 45 40 35 30 25 20 15 10 120
Page 95 and 96: [Bq/kg] 60 50 40 30 20 10 0 25 223
Page 101 and 102: [ B q /k g ] 60 50 40 30 20 10 0 72
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Lab code Rep. Value Rep. Unc. Unc.
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[Bq/kg] 15 13 11 9 7 5 3 1 74 131 2
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[Bq/kg] 45 41 37 33 29 25 21 17 13
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[Bq/kg ] 19 17 15 13 11 9 7 5 3 286
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[Bq/kg] 19 17 15 13 11 9 7 5 3 1 25
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[ B q /k g ] 5.5 5 4.5 4 3.5 3 2.5
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[ B q /k g ] 3.5 3.0 2.5 2.0 1.5 1.
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[Bq /kg ] 8.5 7.5 6.5 5.5 4.5 3.5 2
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[Bq/kg] 7.5 6.5 5.5 4.5 3.5 2.5 1.5
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[B q /k g ] 13 11 9 7 5 3 1 515 26
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[Bq /kg ] 11 9 7 5 3 1 219 250 233
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[Bq/kg] 13 11 9 7 5 3 1 273 5264 26
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APPENDIX II: LIST OF PARTICIPATING
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Dr. Victor Badulin Public Exposure
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Dr. David Lobb Department of Soil S
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Petr Rulik Monitoring Department Na
Page 233 and 234:
Mr. Benoit Daniel Eichrom Europe Ru
Page 235 and 236:
Prof. Dr. Constantin Papastefanou A
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Mr. A.G. Hegde Health Physics Divis
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Mr. Mario Montalto Istituto Di Radi
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Mr. Samer J. Al-Kharouf Radiation P
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Ms. Snezana Dimovska Radioecology R
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Dr. Andrzej Komosa Department of Ra
Page 247 and 248:
Ms. Ana-Maria Apostu Dept. of Life
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Mr. Peter Jovanovic Department of P
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Dr. Catalina Gasco Leonarte Ed. 3a
Page 253 and 254:
Dra. Montserrat Llaurado Departamen
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Mr. Abdullah Dirican Turkish Atomic
Page 257 and 258:
Dr. Paul Smedley Centre For Environ
Page 259 and 260:
Mr. Kevin T. Claver Environmental A
Page 261 and 262:
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