(1 )
81
1.17%
Bte.32 1.12
31
.12*
Bte.47
EC
1.1%
none
84
Gamma
46%
EC
EC
Beta
2,
3)
Radiation’
energy, Mev
250 days
5.2 years
71 days
270 days
45 days
2.6 years
290 days
"
"
"
23.«"
8"
8"
8
65
65
5 days
(for man)
3)
Half ire!
Biological
Physical
pone
liver
liver
liver
blood
blood
-iliver
critical
organ
)
0.06
0.02
0.0015
0.0072
0.0001
0.005
0.0013
5)
upc!
pe /m1
(3) Kinsman, 1957
(4) NBS Handbook No. 52, 1953
(5) Lowman, 1957
ke of water and food
for the difference between the daily inta
water based on the assumption that water
Maximum permissible concentration in drinking
amir is the only source of radioisotopic cont
consumption is 2200 ml per day and that wate
made
is
to grams of food when compensation
nation. Values can be directly extrapolated
and others
.
week month year years
Per cent abundance at:
Ten
One
One
One
- continued
(1) Hunter and Ballou , 1951
(2) Strominger et al, 1958
**
*
mn©
0.900
C058
CoDl
Fe>?
Fe2>
Mn54+
products
Nonfission
Table 1.
3b