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

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Mr. Jinzhou Du State Key Laboratory of Estuarine and Coastal Research East China Normal University 3663# Zhangshan Road-North Shanghai, 200062 China Mr. Lijun Diao Radiometrology Center China Institute of Atomic Energy P.O. Box 275 (20) Beijing, 102413 China Mr. Lu Di Yantai Entry & Exit Inspection & Quarantine Bureau National Key Laboratory of Radioactivity Inspection No.66, Beima Road Yantai City Shandong Povince China Mr. Lui Chun-Man Radiation Laboratory Kings Park Meteorological Station Hong Kong Observatory 22 King Hong Kong Hong Kong, China Ing. Mauricio Badill Figueroa Laboratorio De Espectrometria Gamma Centro De Investigacion En Ciencias Atomicas, Nucleares Y Moleculares Universidad De Costa Rica Ciudad Universitaria R. Facio San Jose Costa Rica Dr. Tomas Bouda Div. of Testing Laboratories Als Czech Republic, S.R.O. Laboratory Ceska Lipa Bendlova 1687/7 P.O. Box 2 Cz-470 03, Ceska Lipa Czech Republic Dr. Diana Ivanovova The T.G. Masaryk Water Research Institute of Prague Podbabska 30/2582 160 00, Prague, 6 Czech Republic 228
Petr Rulik Monitoring Department National Radiation Protection Institute Bartoskova 28 140 00, Praha, 4 Czech Republic Dr. Detlev Degering Underground Laboratory "Felsenkeller" Verein Fuer Kernverfahrenstechnik Und Analytik Rossendorf Bautzner Landstrasse 400 01328, Dresden Germany Dr. Eberhard Kuemmerle Geschaeftsbereich Sicherheit Und Strahlenschutz Forschungszentrum Juelich Gmbh Leo-Brandt-Str.1 D-52425, Juelich Germany European Commission Joint Research Centre Institute For Transuranium Elements Hermann-Von-Helmholtz-Platz 1 Eggenstein - Leopoldshafen Germany Ms. Constanze Ilchmann Strahlenmessstelle Senatsverwaltung Fuer Gesundheit, Umwelt Und Verbraucherschutz Rubensstrasse 111 D-12157, Berlin Germany Ms. Susanne Kaminski Monitoring and Measurement Central Safety Department Research Center Karlsruhe Hermann-Von-Helmholtz-Platz 1 D-76021, Karlsruhe Germany Dipl. Ing. Uwe-Karsten Schkade Fachgebiet Sw 1.3 Bundesamt Fuer Strahlenschutz Koepenicker Allee 120-130 D-10318, Berlin Germany Dr. Werner Preusse Staatl. Umweltbetriebsgesellschaft 2. Landesmessstelle Fuer Umweltradioaktivitaet Sachsen Dresdner Strasse 183 D-09131, Chemnitz Germany 229
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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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Page 179 and 180: Lab code Rep. Value Rep. Unc. Unc.
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 225 and 226: APPENDIX II: LIST OF PARTICIPATING
Page 227 and 228: Dr. Victor Badulin Public Exposure
Page 229: Dr. David Lobb Department of Soil S
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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