Attachment 1 Deily Radionuclide Intake Associated With The Maximm Permissible Body Burden* : i * " - permissible burden, occupational exposure, 30 ues (5 roa " indjviduals in pop., 3 pCi (.5 raa/7 " " suitable sample, 1 pCi (.17 rad/yr %.-eeti-: half-life is 100 days (See FRC Report No. 7, pi.e oy :or cor: izions of continuous intake, the daily intake associatedwith a ~iven equilibrium organ burden can be determined from the following: B= Ro im I Te where B, = Equilibrium organ burden Ry = Daily intake T= Mean time in reference organ a = 1.44 x Teer Fraction of intake reaching reference organ through ingestion CONFIRMED TO BE UNCLASSIFIED NEE Ala :SA-20 DOE/ AUTHORITY , DATE: G-(6-9 *References are, (1) Report of ICRP Committee II as published in Health Physics, June 1960, and (2) AEC OS24, June 1967. / i coe | ST —-qazs|2icr p65 .. Cee i