Organically bound tritium (OBT) wheat matrix (Bq/L), for requesting laboratories only.

Back to Intercomparisons overview Intercomparison Polonium-210 Polonium 210 in urine (Bq/L) The maximum number of participants for the inter-laboratory comparison is 40. 1 sample of approx. 500 ml (25PO) of 210Po activity < 2.00 E+00 Bq/LPerform the analysis according to your usual protocol. This presentation provides a general overview of the urinary Polonium-210 intercomparison. The information given here is for guidance only. For official, up-to-date data, please refer to the current year’s interlaboratory comparison campaign plan. CEA Saclay / Laboratory responsible for Po-210 intercomparison CEA Paris Saclay is a multi-disciplinary center with a staff of nearly 5,000 researchers. Many of them contribute to optimizing the operation, competitiveness and safety of nuclear power plants, and to providing concrete solutions for nuclear waste management. Other teams, including physicists and biologists, are seeking to unravel the enigmas of matter (from particles to galaxies) and life (genetics, biochemistry, medicine). The Saclay LBM carries out biological, toxicological and radiotoxicological monitoring of CEA employees, subsidiaries and contractors working on the site. This monitoring is carried out systematically and in the event of a suspected contamination incident. The laboratory is equipped with whole-body, thyroid and lung anthroporadiametric systems, alpha and gamma spectrometers, beta counters and ICP/MS. The laboratory tests for the presence of actinides, fission and activation products, beta emitters used in medical research laboratories, and radiopharmaceuticals used in scintigraphy. The laboratory is accredited by the French Nuclear Safety Authority to monitor worker exposure to ionizing radiation. OBT Wheat Polonium 210 urine Actinides in urine DTPA Total alpha nasal swab Actinides in faecal ashes Actinides urine Uranium urine Gamma X Emitters urine Strontium 90 Urine Phosphorus 32 Urine Sulfur 35 Urine Tritium in urine Carbon 14 Urine Join the Procorad association Procorad membership is compulsory in order to participate in annual intercomparisons. Participate in annual intercomparisons Registration and selection of intercomparisons is possible from november of the current year. Participate in annual intercomparisons Registration and selection of intercomparisons is possible from november of the current year. Join the Procorad association

Back to Intercomparisons overview DTPA actinides in urine The maximum number of participants for the inter-laboratory comparison is 20. 1 sample of approx. 500 ml (25DTPA) containing plutonium and/or americium and/or curium with total activity < 3.00 E-01 Bq/L complexed with DTPA This presentation provides a general overview of Actinides DTPA intercomparison in urine. The information given here is for guidance only. For official, up-to-date data, please refer to the current year’s interlaboratory comparison campaign plan. CEA Marcoule / Laboratory responsible for intercomparison Actinides DTPA The Marcoule site includes CEA semi-industrial research and development facilities, AREVA facilities undergoing radioactive decontamination, industrial irradiation reactors and a fast neutron research reactor, a MOX fuel production facility, a recycling facility for uncontaminated scrap metal, in vitro radioimmunoassay kit production facilities, and basic research facilities in the field of life sciences. Within this site, the Marcoule Medical Biology Laboratory is responsible for conducting medical biology, toxicology, and radiotoxicology examens to ensure the fitness for work of personnel from the various nuclear operators at the Marcoule, Tricastin Pierrelatte, and Malvési Narbonne sites. It contributes to the dosimetric monitoring of all employees exposed to risks of internal contamination by radionuclides. To this end, its structure includes four activity sectors: a fully automated Medical Biology laboratory, a radiochemistry laboratory, a physical measurements laboratory, and a anthropodiametry laboratory. The Laboratory monitors a population of approximately 15’000 peoples. OBT Wheat Polonium 210 urine Actinides in urine DTPA Total alpha nasal swab Actinides in faecal ashes Actinides urine Uranium urine Gamma X Emitters urine Strontium 90 Urine Phosphorus 32 Urine Sulfur 35 Urine Tritium in urine Carbon 14 Urine Join the Procorad association Procorad membership is compulsory in order to participate in annual intercomparisons. Participate in annual intercomparisons Registration and selection of intercomparisons is possible from november of the current year. Participate in annual intercomparisons Registration and selection of intercomparisons is possible from november of the current year. Join the Procorad association

Back to Intercomparisons overview Total alpha emitters on nasal mucus The unit used for this inter-laboratory comparison is the becquerel per sample (Bq/sample). The maximum number of participants is 25. 2 samples 25PNA and 25PNB flags (per pair) and 2 samples 25PNC and 25PND handkerchiefs: 1 sample overloaded with total alpha emitters (238Pu and/or 239Pu and/or 241Am and/or 254Cm) < 1 E+00 Bq/Sample. 1 sample overloaded with total alpha emitters (238Pu and/or 239Pu and/or 241Am and/or 254Cm) <2 E+00 Bq/Sample Laboratories will provide a qualitative response (presence or absence) and/or a quantitative response for flags and/or handkerchiefs. This presentation provides a general overview of the Total Alpha Emitters on nasal mucus intercomparison. The information given here is for guidance only. For official, up-to-date data, please refer to the current year’s interlaboratory comparison campaign plan. CEA Valduc / Laboratory responsible for intercomparison of alpha emitters on nasal mucus The CEA Centre for Nuclear Studies at Valduc belongs to the military applications Division and includes several Basic Nuclear Installations. The Centre’s LBM is in charge of monitoring all staff working on site from a biological, toxicological and radiotoxicological point of view. In order to achieve this, the LBM carries out: Gamma spectrometry on urines Gamma and X-ray spectrometry on the lungs, Urine and stool analysis in order to monitor exposure to actinides, Urine and saliva monitoring of personnel exposed to tritium. The laboratory is certified by the COFRAC and the French Nuclear Safety Authority regarding the monitoring of workers exposure to ionizing radiation. OBT Wheat Polonium 210 urine Actinides in urine DTPA Total alpha nasal swab Actinides in faecal ashes Actinides urine Uranium urine Gamma X Emitters urine Strontium 90 Urine Phosphorus 32 Urine Sulfur 35 Urine Tritium in urine Carbon 14 Urine Join the Procorad association Procorad membership is compulsory in order to participate in annual intercomparisons. Participate in annual intercomparisons Registration and selection of intercomparisons is possible from november of the current year. Participate in annual intercomparisons Registration and selection of intercomparisons is possible from november of the current year. Join the Procorad association

Back to Intercomparisons overview Actinides in fecal ash Actinides in fecal ash (Bq/sample) Total alpha emitters in nasal mucus (Bq/sample)The maximum number of participants for the inter-laboratory comparison is 40. 3 samples of approx. 2.0 grams of ash each (25ACTSA, 25ACTSB, 25ACTSC) 1 sample is without overload. 2 other samples are overloaded with plutonium and/or Trans plutonium and uranium elements. These overloads are achieved by adding dilutions of certified radioactive standardsA sample actually contaminated by an industrial compound may be offered.The total activity of each sample in alpha emitters of artificial origin is less than 5.00 E-01 Bq. This presentation provides a general overview of actinide intercomparison in fecal ash. The information given here is for guidance only. For official, up-to-date data, please refer to the current year’s interlaboratory comparison campaign plan. ORANO La Hague / Laboratory responsible for actinide intercomparison in fecal ashes The laboratory carries out biological and radiotoxicological monitoring of ORANO staff and intervening companies working at the ORANO La Hague establishment, both for systematic monitoring and in case of suspected contamination incident. This establishment specializes in the treatment of irradiated fuels discharged from civil reactors or research from French (EDF) or foreign clients (Japan, Germany, Switzerland and Australia) for their recycling in the form of MOX. Throughout the year, nearly 6’500 people are monitored in the laboratory and nearly 45,000 examination requests are recorded each year. The laboratory has various alpha spectrometry facilities on samples after radiochemical preparation of alpha, beta counters, liquid scintillation counting equipment, but also gamma whole body and X gamma pulmonary spectrometry facilities, thus allowing, to guarantee on a continuous day an internal dosimetry evaluation of the best level and as soon as possible. OBT Wheat Polonium 210 urine Actinides in urine DTPA Total alpha nasal swab Actinides in faecal ashes Actinides urine Uranium urine Gamma X Emitters urine Strontium 90 Urine Phosphorus 32 Urine Sulfur 35 Urine Tritium in urine Carbon 14 Urine Join the Procorad association Procorad membership is compulsory in order to participate in annual intercomparisons. Participate in annual intercomparisons Registration and selection of intercomparisons is possible from november of the current year. Participate in annual intercomparisons Registration and selection of intercomparisons is possible from november of the current year. Join the Procorad association

Back to Intercomparisons overview Actinides in urine The maximum number of participants for the inter-laboratory comparison is 50. 3 samples of 500 ml ± 0.75% (25ACTUA, 25ACTUB, 25ACTUC): 1 sample not overloaded 2 samples containing plutonium and americium for at least one of them. They may be overloaded with one or more other actinides, excluding 232Pu, 236Pu, 241Am and 229Th. This presentation provides a general overview of Actinides intercomparison in urine. The information given here is for guidance only. For official, up-to-date data, please refer to the current year’s interlaboratory comparison campaign plan. CEA Marcoule / Laboratory responsible for intercomparison Actinides DTPA The Marcoule site includes CEA semi-industrial research and development facilities, AREVA facilities undergoing radioactive decontamination, industrial irradiation reactors and a fast neutron research reactor, a MOX fuel production facility, a recycling facility for uncontaminated scrap metal, in vitro radioimmunoassay kit production facilities, and basic research facilities in the field of life sciences. Within this site, the Marcoule Medical Biology Laboratory is responsible for conducting medical biology, toxicology, and radiotoxicology examens to ensure the fitness for work of personnel from the various nuclear operators at the Marcoule, Tricastin Pierrelatte, and Malvési Narbonne sites. It contributes to the dosimetric monitoring of all employees exposed to risks of internal contamination by radionuclides. To this end, its structure includes four activity sectors: a fully automated Medical Biology laboratory, a radiochemistry laboratory, a physical measurements laboratory, and a anthropodiametry laboratory. The Laboratory monitors a population of approximately 15’000 peoples. OBT Wheat Polonium 210 urine Actinides in urine DTPA Total alpha nasal swab Actinides in faecal ashes Actinides urine Uranium urine Gamma X Emitters urine Strontium 90 Urine Phosphorus 32 Urine Sulfur 35 Urine Tritium in urine Carbon 14 Urine Join the Procorad association Procorad membership is compulsory in order to participate in annual intercomparisons. Participate in annual intercomparisons Registration and selection of intercomparisons is possible from november of the current year. Participate in annual intercomparisons Registration and selection of intercomparisons is possible from november of the current year. Join the Procorad association

Back to Intercomparisons overview Uranium in urine The maximum number of participants for the inter-laboratory comparison is 50. 3 samples: 25UA, 25UB and 25UC of 500 ml ± 0.75% : 1 sample with concentration < 50 μg/l and activity < 1.25 E+00 Bq/L (excluding 232U) 1 activity sample < 2.00 E-01 Bq/L (excluding 232U) 1 sample not overloaded This presentation provides an overview of the Uranium in urine intercomparison. The information given here is for guidance only. For official, up-to-date data, please refer to the current year’s interlaboratory comparison campaign plan. CEA Marcoule / Laboratory responsible for intercomparison Actinides DTPA The Marcoule site includes CEA semi-industrial research and development facilities, AREVA facilities undergoing radioactive decontamination, industrial irradiation reactors and a fast neutron research reactor, a MOX fuel production facility, a recycling facility for uncontaminated scrap metal, in vitro radioimmunoassay kit production facilities, and basic research facilities in the field of life sciences. Within this site, the Marcoule Medical Biology Laboratory is responsible for conducting medical biology, toxicology, and radiotoxicology examens to ensure the fitness for work of personnel from the various nuclear operators at the Marcoule, Tricastin Pierrelatte, and Malvési Narbonne sites. It contributes to the dosimetric monitoring of all employees exposed to risks of internal contamination by radionuclides. To this end, its structure includes four activity sectors: a fully automated Medical Biology laboratory, a radiochemistry laboratory, a physical measurements laboratory, and a anthropodiametry laboratory. The Laboratory monitors a population of approximately 15’000 peoples. OBT Wheat Polonium 210 urine Actinides in urine DTPA Total alpha nasal swab Actinides in faecal ashes Actinides urine Uranium urine Gamma X Emitters urine Strontium 90 Urine Phosphorus 32 Urine Sulfur 35 Urine Tritium in urine Carbon 14 Urine Join the Procorad association Procorad membership is compulsory in order to participate in annual intercomparisons. Participate in annual intercomparisons Registration and selection of intercomparisons is possible from november of the current year. Participate in annual intercomparisons Registration and selection of intercomparisons is possible from november of the current year. Join the Procorad association

Back to Intercomparisons overview X-ray and/or gamma emitters in urine The maximum number of participants for the inter-laboratory comparison is 60. 3 samples of approx. 500 ml (25XGA, 25XGB, 25XGC) 1 sample without surcharge 2 urine samples overloaded with various X- and/or gamma-emitting radioelements at activity levels less than or equal to 2.00 E+01Bq/L each (excluding 40K). The number of radioelements to be identified and quantified will not be specified. Stable carriers corresponding to radioelements may have been used in the preparation of urine samples. This presentation provides a general overview of X-ray and/or gamma-ray intercomparison in urine. The information given here is for guidance only. For official, up-to-date data, please refer to the current year’s interlaboratory comparison campaign plan. CEA Cadarache / Laboratory responsible for X-ray or Gamma-ray intercomparison Cadarache is a major nuclear research center where several Installations Nucléaires de Base (INB) and Installations Classées pour la Protection de l”Environnement (ICPE) coexist. In addition to the biological monitoring of all site staff, the LBM carries out radiotoxicological monitoring of all nuclear industry players working on site (CEA staff, subsidiaries and contractors), as well as certain other organizations under contract to the LABM Cadarache. In order to apply surveillance adapted to all potential risks of contamination, the examinations carried out by the LBM are very varied: Whole-body and urine gamma spectrometry to monitor exposure to fission and/or activation products. Lung X-ray spectrometry and urinary and faecal analyses for monitoring actinide exposure. Urinary monitoring of exposure to tritium and other beta emitting compounds. LBM Cadarache is accredited by the French nuclear safety authority (Autorité de Sûreté Nucléaire) for individual monitoring of workers’ exposure to ionizing radiation. Further information and analysis catalog on the LABM Cadarache website. OBT Wheat Polonium 210 urine Actinides in urine DTPA Total alpha nasal swab Actinides in faecal ashes Actinides urine Uranium urine Gamma X Emitters urine Strontium 90 Urine Phosphorus 32 Urine Sulfur 35 Urine Tritium in urine Carbon 14 Urine Join the Procorad association Procorad membership is compulsory in order to participate in annual intercomparisons. Participate in annual intercomparisons Registration and selection of intercomparisons is possible from november of the current year. Participate in annual intercomparisons Registration and selection of intercomparisons is possible from november of the current year. Join the Procorad association

Back to Intercomparisons overview Strontium 90 in urine The maximum number of participants for the inter-laboratory comparison is 60. 3 samples 25SRA, 25SRB and 25SRC of about 500 ml composed of : 1 sample without surcharge 2 samples with 90Sr activity <2.00 E+01 Bq/L This presentation provides a general overview of the Strontium 90 intercomparison in urine. The information given here is for guidance only. For official, up-to-date data, please refer to the current year’s interlaboratory comparison campaign plan. CEA Saclay / Laboratory responsible for Po-210 intercomparison CEA Paris Saclay is a multi-disciplinary center with a staff of nearly 5,000 researchers. Many of them contribute to optimizing the operation, competitiveness and safety of nuclear power plants, and to providing concrete solutions for nuclear waste management. Other teams, including physicists and biologists, are seeking to unravel the enigmas of matter (from particles to galaxies) and life (genetics, biochemistry, medicine). The Saclay LBM carries out biological, toxicological and radiotoxicological monitoring of CEA employees, subsidiaries and contractors working on the site. This monitoring is carried out systematically and in the event of a suspected contamination incident. The laboratory is equipped with whole-body, thyroid and lung anthroporadiametric systems, alpha and gamma spectrometers, beta counters and ICP/MS. The laboratory tests for the presence of actinides, fission and activation products, beta emitters used in medical research laboratories, and radiopharmaceuticals used in scintigraphy. The laboratory is accredited by the French Nuclear Safety Authority to monitor worker exposure to ionizing radiation. OBT Wheat Polonium 210 urine Actinides in urine DTPA Total alpha nasal swab Actinides in faecal ashes Actinides urine Uranium urine Gamma X Emitters urine Strontium 90 Urine Phosphorus 32 Urine Sulfur 35 Urine Tritium in urine Carbon 14 Urine Join the Procorad association Procorad membership is compulsory in order to participate in annual intercomparisons. Participate in annual intercomparisons Registration and selection of intercomparisons is possible from november of the current year. Participate in annual intercomparisons Registration and selection of intercomparisons is possible from november of the current year. Join the Procorad association

Back to Intercomparisons overview Phosphorus 32 in urine The maximum number of participants in the inter-laboratory comparison is 15. 32 P: 2 samples of approximately 50 mL of urine noted 25PH and 25PI containing 32P at a concentration of less than 7.00 E+03 Bq/L For participants in the 14C inter-laboratory comparison, the blank to be used is that of the 14C inter-laboratory comparison. For participants in the 32P inter-laboratory comparison alone, or in the 32P and 35S inter-laboratory comparisons, a supplementary sample graded 25SJ, without surcharge, will be supplied. This presentation provides an overview of the Phosphorus 32 intercomparison in urine. The information given here is for guidance only. For official, up-to-date data, please refer to the current year’s interlaboratory comparison campaign plan. CEA Grenoble / Laboratory responsible for intercomparison Urinary phosphorus 32 Founded in 1956 by Nobel Prize-winning physicist Louis Neel, CEA Grenoble is the leading technological research center in the Rhône Alpes region. Just a stone’s throw from Grenoble city center, it brings together over 4,000 people (including 2,300 CEA employees) on the Polygone scientifique site. Technological research accounts for 80% of CEA Grenoble’s activities: new information and communication technologies biotechnologies, especially nanobiotechnologies new energy technologies and nanomaterials The LBM provides biological monitoring for all employees at the Grenoble science park (CEA, Institut Léo Langevin, CNRS, etc.), and carries out medical biology, toxicology, radiotoxicology and whole-body and thyroid anthropogammametry tests. OBT Wheat Polonium 210 urine Actinides in urine DTPA Total alpha nasal swab Actinides in faecal ashes Actinides urine Uranium urine Gamma X Emitters urine Strontium 90 Urine Phosphorus 32 Urine Sulfur 35 Urine Tritium in urine Carbon 14 Urine Join the Procorad association Procorad membership is compulsory in order to participate in annual intercomparisons. Participate in annual intercomparisons Registration and selection of intercomparisons is possible from november of the current year. Participate in annual intercomparisons Registration and selection of intercomparisons is possible from november of the current year. Join the Procorad association