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

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Steyrergasse 17 A-8010, Graz Austria Mr. Chris Leslie Land and Water C.S.I.R.O. Clunies Ross Street Gpo Box 1666 2601, Canberra, A.C.T. 2601 Australia Ms. Lida Mokhber-Shahin Institute For Environmental Research (Bld 21) Australian Nuclear Science and Technology Organization New Illawarra Road Menai, 2234 New South Wales Australia Dr. Henk Heijnis Institute For Environmental Research Ansto New Illawarra Road Lucas Heights 2234, Sydney Menai N.S.W. Australia Dr. Abdus Sattar Mollah Nuclear Power and Energy Division Bangladesh Atomic Energy Commission E-12/A Agargaon, Sher-E-Bangla Nagar Dhaka, 1207 Bangladesh Dr. Satyajit Ghose Nuclear Safety & Radiation Control Division Bangladesh Atomic Energy Commission 4 No Kazi Nazrul Islam Avenue Ramna, Dhaka Bangladesh Ms. Delveta Deljkic Radiation Protection Center Public Health Institute of Federation B&H Marsala Tita 9 71 000, Sarajevo Bosnia and Hercegovina Mr. Mihail Shishenkov Radioactivity Measurement Laboratory, Executive Environment Agency, Ministry of Environment and Water 136 Tzar Boris Iii, Blvd. Bg-1618, Sofia Bulgaria 224
Dr. Victor Badulin Public Exposure Monitoring Laboratory Radiation Control Section National Centre of Radiobiology and Radiation Protection 132 St. Clement Ohridsky Blvd Bg-1756, Sofia Bulgaria Ms. Milka Katrankieva Executive Environmental Radiological Laboratory Executive Environmental Agency Regional Laboratory - Vratza 81 Exarh Josif Str. 3000, Vratza Bulgaria Dr. Rossitza Mincheva Environmental Executive Agency Regional Laboratory Burgas 67, Perushtitza Street 8001, Burgas Bulgaria Ms. Lena Krumova Regional Laboratory - Montana Executive Enviromental Agency - Sofia Julius Irasek Str.4 Sofia Bulgaria Mr. Valentin Avramov Head, Lab. Measurement of Radio-Activity Kozloduy Nuclear Power Plant Kozloduy, 3321 Bulgaria Ms. Tzvetanka Georgieva Executive Environment Agency Regional Laboratory 1 Perushtitza Str. Post Box 10 4002, Plovdiv Bulgaria Ms. Greta Krasteva Mihaylova Regional Laboratory-Stara Zagora Environmental Executive Agency 2 Stara Planina Str. Stara Zagora, 6000 Bulgaria Ms. Kitka Dimitrova Radiological Measurements Executive Environment Agency of Bulgaria Regional Laboratory Varna 4 Jan Palah Str. Bg-9000, Varna Bulgaria 225
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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 175 and 176: 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: APPENDIX II: LIST OF PARTICIPATING
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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