french-nuclear-safety.fr/dosimetric-references PHYSICAL CHARACTERISTICS Plutonium-238 ( 238Pu ) ▖Radioactive half-life: 87.7 years ▖Main types of radiation emitted: a, X and g (very low levels) Plutonium-239 ( 239Pu ) ▖Radioactive half-life: 2.4•104 years ▖Main types of radiation emitted: a, X and g (very low levels) Plutonium-240 ( 240Pu ) ▖Radioactive half-life: 6,563 years ▖Main types of radiation emitted: a, X and g (very low levels) SOURCES OF EXPOSURE ▖Nuclear weapons ▖Nuclear reactors (MOX fuel and irradiated fuel) ▖238Pu: space industry 240 Pu Plutonium 239 Pu Plutonium INTERNAL CONTAMINATION MEASUREMENT J Urine bioassay J Faeces bioassay J Lung In vivo measurement (if significant presence of 241Am) Plutonium 238 Pu Plutonium EMERGENCY TREATMENT Pentetate calcium trisodium PRESENTATION Ca-DTPA 250 mg/ml, injectable solution. 4 ml vial (PCA – Central Pharmacy of the Armed Forces). DOSAGE Persons > 12 years: slow IV injection or infusion in 15 min of a half-vial of Ca-DTPA (i.e. 0.5 g), diluted in 100 to 200 ml of isotonic saline solution or 5% glucose solution, without exceeding 1 g/d. Children (< 12 years): slow IV injection or infusion 14 mg/kg, without exceeding 0.5 g/d. TREATMENTS COMPLEMENTARY TO INTRAVENOUS ADMINISTRATION ▪ Pulmonary contamination Adults – Children (to be used with caution): 1 g in a single administration by inhalation – nebulisation only (spray mist, 50/50 dilution of a 4 ml vial in sterile or saline water). ▪ Contaminated wounds Pour one or more vials over the wound. IRSN-INRS radionuclide sheet: Radiation protection: radionucleides. Plutonium-239 (irsn.fr). to find more DOSE COEFFICIENT REFERENCE Effective committed dose per becquerel incorporated, taken from the Order mentioned in Article R. 1333-24 of the Public Health Code: EXPOSURE RISK ▖Irradiation 0 ▖External contamination 0 ▖Internal contamination +++ RADIONUCLIDE HANDBOOK • Emergency treatment of internal contamination RH 36
RkJQdWJsaXNoZXIy NjQ0NzU=