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

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Ms. Claudia Tabacaru Environmental Protection Agency Iasi Strapungerii Silvestru Nr.31, Bl Tronson 1 Etj Vii, Ap 42, 700005, Iasi Romania Dr. Ana Pantelica Nuclear Physics Department-Tandem Horia Hulubei National Institute of R&D For Physics and Nuclear Engineering (Ifin-Hh) 407 Atomistilor Str. R-077125, Magurele Ilfov County Romania Ms. Claudia Puscasu Environmental Protection Agency Constanta Radioactivity Laboratory Constanta 23 Unirii Street 900532, Constanta Romania Ms. Luminita Cojocaru Environmental Protection Agency Radioactivity Laboratory Craiova 1 Petru Rares Street Craiova-Dolj, Ro-200349 Romania Laurentiu Done Radioactive Waste Management Department Horia Hulubei National Institute of R&D For Physics and Nuclear Engineering (Ifin-Hh) 407 Atomistilor Str. R-077125, Magurele Ilfov County Romania Dr. Emanuela Cincu Activa-N Laboratory Department of Applied Physics, Ifin-Hh 407 Atomistilor Street P.O.Box Mg -6, Judet Ilfov 77025, Bucharest Romania Dr. Irina Anca Popescu Radiation Hygiene Laboratory Institute of Public Health and Medical Research Victor Babes Street 14 700465, Iasi Romania 244
Ms. Ana-Maria Apostu Dept. of Life and Environmental Physics Horia Hulubei National Institute of R&D For Physics and Nuclear Engineering (Ifin-Hh) 407 Atomistilor Street, R-077125, Magurele, Jud. Ilfov Ilfov County Romania Ms. Ileana Porkolab The Environmental Protection Agency Arad Environmental Radioactivity Monitoring Station Steagului No.128 Arad Romania Dr. Valentin Golosov Laboratory For Soil Erosion and Fluvial Processes Department of Geography Lomonosov Moscow State University Leninskie Gory 1, Gsp-1, Moscow Russian Federation Dr. Ivana Vukanac Laboratory For Nuclear and Plasma Physics Vinca Institute of Nuclear Sciences Mike Alasa 12-14 Yu-11001, Belgrade Serbia Prof. Jaroslav Slivka Department of Physics Faculty of Science and Mathematics Trg Dositeja Obradovica 4 21000, Novi Sad Serbia Mr. Velibor Andric Chemical Dynamics Laboratory 060 Vinca Institute of Nuclear Sciences Mike Petrovica Alasa 12-14 P.O.B. 522 Yu-11001, Belgrade Serbia Ms. Jelena Nikolic Radiation and Environmental Protection Department Vinca Institute of Nuclear Sciences Mike Petrovica Alasa 12 11001, Vinca Serbia 245
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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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[ 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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Page 195 and 196: Lab code Rep. Value Rep. Unc. Unc.
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 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: Dr. Andrzej Komosa Department of Ra
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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