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

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Lab code Draft, page 142 Rep. Value Rep. Unc. Unc. [%] Rel. Bias A1 A2 True. P Prec. 238 13.33 0.27 2.03 -4.10 0.6 1.0 A 2.8 A A 239 13.54 0.46 3.40 -2.59 0.4 1.4 A 3.9 A A 240 12.6 0.8 6.35 -9.35 1.3 2.2 A 6.7 A A 241 12.3 1.1 8.94 -11.51 1.6 2.9 A 9.2 A A 242 13.04 0.16 1.23 -6.19 0.9 0.8 N 2.3 A W 243 12.58 0.6528 5.19 -9.50 1.3 1.8 A 5.6 A A 244 13.1 0.426 3.25 -5.76 0.8 1.3 A 3.8 A A 245 12 0.2 1.67 -13.67 1.9 0.9 N 2.6 A N 246 12.3 0.29 2.36 -11.51 1.6 1.0 N 3.1 A N 249 12.21 0.36 2.95 -12.16 1.7 1.2 N 3.6 A N 250 12.4 0.35 2.82 -10.79 1.5 1.2 N 3.5 A N 251 13.94 1.12 8.03 0.29 0.0 3.0 A 8.3 A A 252 13.7 0.3 2.19 -1.44 0.2 1.1 A 3.0 A A 253 12.8 0.5 3.91 -7.91 1.1 1.5 A 4.4 A A 254 12.91 0.43 3.33 -7.12 1.0 1.3 A 3.9 A A 255 14.3 0.6 4.20 2.88 0.4 1.7 A 4.6 A A 256 13.3 1.1 8.27 -4.32 0.6 2.9 A 8.5 A A 257 13.76 0.64 4.65 -1.01 0.1 1.8 A 5.1 A A 258 13.03 0.67 5.14 -6.26 0.9 1.9 A 5.5 A A 259 9.09 0.08 0.88 -34.60 4.8 0.7 N 2.2 A N 261 14 1 7.14 0.72 0.1 2.7 A 7.4 A A 263 12.3 0.84 6.83 -11.51 1.6 2.3 A 7.1 A A 264 13.7 0.512 3.74 -1.44 0.2 1.5 A 4.2 A A 265 13.9 0.154 1.11 0.00 0.0 0.8 A 2.3 A A 267 12.39 0.78 6.30 -10.86 1.5 2.1 A 6.6 A A 268 13.94 0.97 6.96 0.29 0.0 2.6 A 7.2 A A 269 12.2 0.8 6.56 -12.23 1.7 2.2 A 6.9 A A 270 12 0.4 3.33 -13.67 1.9 1.3 N 3.9 A N 271 11.47 0.17 1.48 -17.48 2.4 0.8 N 2.5 A N 272 12.9 0.23 1.78 -7.19 1.0 0.9 N 2.7 A W 273 7.6 0.9 11.84 -45.32 6.3 2.4 N 12.0 N N 274 13.7 0.5 3.65 -1.44 0.2 1.5 A 4.2 A A 275 12.32 0.3 2.44 -11.37 1.6 1.1 N 3.2 A N 276 11.7 1 8.55 -15.83 2.2 2.7 A 8.8 A A 278 13.3 1.1 8.27 -4.32 0.6 2.9 A 8.5 A A 279 11.65 0.19 1.63 -16.19 2.3 0.9 N 2.6 A N 283 9.04 0.34 3.76 -34.96 4.9 1.1 N 4.3 A N 284 12.66 0.91 7.19 -8.92 1.2 2.5 A 7.5 A A 285 12.64 0.91 7.20 -9.06 1.3 2.5 A 7.5 A A 286 3.04 0.13 4.28 -78.13 10.9 0.8 N 4.7 A N 288 12.8 0.7 5.47 -7.91 1.1 1.9 A 5.8 A A 289 14.3 0.4 2.80 2.88 0.4 1.3 A 3.4 A A 290 12.8 0.8 6.25 -7.91 1.1 2.2 A 6.6 A A 292 12.6 0.7 5.56 -9.35 1.3 1.9 A 5.9 A A 293 12.6 0.7 5.56 -9.35 1.3 1.9 A 5.9 A A 294 13.3 0.4 3.01 -4.32 0.6 1.3 A 3.6 A A 295 12.67 0.31 2.45 -8.85 1.2 1.1 N 3.2 A W 296 12.7 0.3 2.36 -8.63 1.2 1.1 N 3.1 A W Final Score
Lab code Rep. Value Rep. Unc. Unc. [%] Rel. Bias A1 A2 True. P Prec. 297 12.9 0.62 4.81 -7.19 1.0 1.8 A 5.2 A A 298 12.77 0.22 1.72 -8.13 1.1 0.9 N 2.6 A W 299 11.8 1.2 10.17 -15.11 2.1 3.2 A 10.4 N N 300 13.8 1.1 7.97 -0.72 0.1 2.9 A 8.2 A A Final Score
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IAEA Analytical Quality in Nuclear
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FOREWORD A reliable determination o
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1. INTRODUCTION A reliable determin
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2.1. Proficiency test objectives 2.
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To confirm the assigned target valu
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program achieving complete sample d
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2.3.4.3. Determination of U-234, U-
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AlphaCounts per channel 2000 1500 1
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3. PERFORMANCE CRITERIA Several rat
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acceptable”, a further check is a
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TABLE 4. SUMMARY EVALUATION OF ALL
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Lab. code Number of reported Scored
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4.2. General recommendations and le
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Difference S2-S4 (%) Difference S2-
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4.4. Recommendations related to the
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[Bq/kg] 70 60 50 40 30 20 10 0 Ra-2
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Figure 22: Part of the Thorium radi
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5. CONCLUSIONS The IAEA-CU-2009-03
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REFERENCES [1] DUEWER, D.L., A Robu
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APPENDIX I: PERFORMANCE EVALUATION
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Lab code Rep. Value Rep. Unc. Unc.
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[Bq/kg] 650 575 500 425 350 275 200
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[Bq/kg] 650 600 550 500 450 400 350
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[ B q /k g ] 70 60 50 40 30 20 10 L
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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 97 and 98: Lab code Rep. Value Rep. Unc. Unc.
Page 101 and 102: [ B q /k g ] 60 50 40 30 20 10 0 72
Page 117 and 118: [Bq/kg] 15 13 11 9 7 5 3 1 74 131 2
Page 123 and 124: [Bq/kg] 45 41 37 33 29 25 21 17 13
Page 139 and 140: [Bq/kg ] 19 17 15 13 11 9 7 5 3 286
Page 143: Lab code Rep. Value Rep. Unc. Unc.
Page 153 and 154: [Bq/kg] 19 17 15 13 11 9 7 5 3 1 25
Page 159 and 160: [ B q /k g ] 5.5 5 4.5 4 3.5 3 2.5
Page 165 and 166: [ B q /k g ] 3.5 3.0 2.5 2.0 1.5 1.
Page 171 and 172: [Bq /kg ] 8.5 7.5 6.5 5.5 4.5 3.5 2
Page 185 and 186: [Bq/kg] 7.5 6.5 5.5 4.5 3.5 2.5 1.5
Page 191 and 192: [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
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Mr. Benoit Daniel Eichrom Europe Ru
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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
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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
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Dra. Montserrat Llaurado Departamen
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Mr. Abdullah Dirican Turkish Atomic
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Dr. Paul Smedley Centre For Environ
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Mr. Kevin T. Claver Environmental A
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