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

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Lab code Draft, page 214 Rep. Value Rep. Unc. Unc. [%] Rel. Bias A1 A2 True. P Prec. 236 9.57 0.88 9.20 0.74 0.1 2.3 A 9.4 A A 237 9.5 0.5 5.26 0.00 0.0 1.4 A 5.6 A A 238 9.24 0.19 2.06 -2.74 0.3 0.7 A 2.9 A A 239 6.79 0.22 3.24 -28.53 2.7 0.7 N 3.8 A N 240 10.1 0.6 5.94 6.32 0.6 1.6 A 6.3 A A 241 9.5 0.9 9.47 0.00 0.0 2.4 A 9.7 A A 242 9.45 0.19 2.01 -0.53 0.1 0.7 A 2.8 A A 243 9.728 0.5208 5.35 2.40 0.2 1.4 A 5.7 A A 244 8.76 0.31 3.54 -7.79 0.7 0.9 A 4.1 A A 245 9.47 0.16 1.69 -0.32 0.0 0.6 A 2.6 A A 246 7.87 0.25 3.18 -17.16 1.6 0.8 N 3.8 A N 249 8.84 0.33 3.73 -6.95 0.7 1.0 A 4.2 A A 250 9.19 0.34 3.70 -3.26 0.3 1.0 A 4.2 A A 251 9.35 0.47 5.03 -1.58 0.2 1.3 A 5.4 A A 252 8.9 0.3 3.37 -6.32 0.6 0.9 A 3.9 A A 253 9.8 0.4 4.08 3.16 0.3 1.1 A 4.5 A A 254 9.13 0.31 3.40 -3.89 0.4 0.9 A 3.9 A A 255 9.51 0.13 1.37 0.11 0.0 0.6 A 2.4 A A 256 10.4 1 9.62 9.47 0.9 2.6 A 9.8 A A 257 10.18 0.57 5.60 7.16 0.7 1.6 A 5.9 A A 258 9.81 0.5 5.10 3.26 0.3 1.4 A 5.5 A A 259 9.34 0.13 1.39 -1.68 0.2 0.6 A 2.4 A A 260 9.6 0.5 5.21 1.05 0.1 1.4 A 5.6 A A 261 10.5 0.7 6.67 10.53 1.0 1.9 A 7.0 A A 263 3.4 0.36 10.59 -64.21 6.1 1.1 N 10.8 N N 264 3.36 0.182 5.42 -64.63 6.1 0.7 N 5.8 A N 265 9.69 0.113 1.17 2.00 0.2 0.6 A 2.3 A A 267 8.68 0.38 4.38 -8.63 0.8 1.1 A 4.8 A A 268 9.16 0.94 10.26 -3.58 0.3 2.5 A 10.5 N W 269 9.7 0.7 7.22 2.11 0.2 1.9 A 7.5 A A 270 10.2 0.4 3.92 7.37 0.7 1.1 A 4.4 A A 271 9.32 0.25 2.68 -1.89 0.2 0.8 A 3.3 A A 272 9.38 0.25 2.67 -1.26 0.1 0.8 A 3.3 A A 273 2 0.2 10.00 -78.95 7.5 0.7 N 10.2 N N 274 9.19 0.23 2.50 -3.26 0.3 0.8 A 3.2 A A 275 10.07 0.3 2.98 6.00 0.6 0.9 A 3.6 A A 276 9.7 1.3 13.40 2.11 0.2 3.4 A 13.6 N W 278 9.42 0.9 9.55 -0.84 0.1 2.4 A 9.8 A A 279 9.52 0.22 2.31 0.21 0.0 0.7 A 3.1 A A 283 10.11 0.26 2.57 6.42 0.6 0.8 A 3.3 A A 284 9.17 0.66 7.20 -3.47 0.3 1.8 A 7.5 A A 285 9.61 0.72 7.45 0.32 0.0 1.9 A 7.7 A A 286 8.91 0.12 1.35 -6.21 0.6 0.6 N 2.4 A W 288 9.8 0.2 2.04 3.16 0.3 0.7 A 2.9 A A 289 9.86 0.26 2.64 3.79 0.4 0.8 A 3.3 A A 290 10.2 0.5 4.90 7.37 0.7 1.4 A 5.3 A A 292 8.6 0.5 5.81 -9.47 0.9 1.4 A 6.1 A A 293 8.6 0.5 5.81 -9.47 0.9 1.4 A 6.1 A A Final Score
Lab code Rep. Value Rep. Unc. Unc. [%] Rel. Bias A1 A2 True. P Prec. 294 10.7 0.2 1.87 12.63 1.2 0.7 N 2.7 A N 295 9.9 0.24 2.42 4.21 0.4 0.8 A 3.1 A A 296 9.6 0.3 3.13 1.05 0.1 0.9 A 3.7 A A 297 9.29 0.46 4.95 -2.21 0.2 1.3 A 5.3 A A 298 10.197 0.2061 2.02 7.34 0.7 0.7 A 2.8 A A 299 8.2 1.4 17.07 -13.68 1.3 3.6 A 17.2 N N 300 9.48 0.76 8.02 -0.21 0.0 2.0 A 8.3 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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[Bq] 50 45 40 35 30 25 20 15 10 120
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[Bq/kg] 60 50 40 30 20 10 0 25 223
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[ B q /k g ] 60 50 40 30 20 10 0 72
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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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Page 165 and 166: [ B q /k g ] 3.5 3.0 2.5 2.0 1.5 1.
Page 167 and 168: Lab code Rep. Value Rep. Unc. Unc.
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
Page 197 and 198: [Bq /kg ] 11 9 7 5 3 1 219 250 233
Page 211 and 212: [Bq/kg] 13 11 9 7 5 3 1 273 5264 26
Page 215: Lab code Rep. Value Rep. Unc. Unc.
Page 225 and 226: APPENDIX II: LIST OF PARTICIPATING
Page 227 and 228: Dr. Victor Badulin Public Exposure
Page 229 and 230: Dr. David Lobb Department of Soil S
Page 231 and 232: Petr Rulik Monitoring Department Na
Page 233 and 234: Mr. Benoit Daniel Eichrom Europe Ru
Page 235 and 236: Prof. Dr. Constantin Papastefanou A
Page 237 and 238: Mr. A.G. Hegde Health Physics Divis
Page 239 and 240: Mr. Mario Montalto Istituto Di Radi
Page 241 and 242: Mr. Samer J. Al-Kharouf Radiation P
Page 243 and 244: Ms. Snezana Dimovska Radioecology R
Page 245 and 246: Dr. Andrzej Komosa Department of Ra
Page 247 and 248: Ms. Ana-Maria Apostu Dept. of Life
Page 249 and 250: Mr. Peter Jovanovic Department of P
Page 251 and 252: Dr. Catalina Gasco Leonarte Ed. 3a
Page 253 and 254: Dra. Montserrat Llaurado Departamen
Page 255 and 256: 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: 259
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