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.
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