-j7-
Tatle &.
Summary of the radioassay by
lon-exchange analysis
of liver tissue af reef fien fron Enibua Island,
July 11, 19°7
Dowex 50 separation
Practions
in order
(Counts made tn October
Isotope
9.5% oxalic acta
5% ammonium citrate
pH 3.5, b-m
a/m
d/a/g
sample
weight
ash
of elution
1957
wet
Pe)
11,872
516
zn©5
6,187
269
"oH
"
C057
5,902
257
"
"1
"
Co
1,192
48
n
"
"
C06)
ag
21
pH 4.1, a-t
mn54
128
5
pH 5.1, b-k
sr9V
2
0
6 M HCl
Mn 34
458
20
4 and 2.5 M HCl
Co?’
3,268
172
nom
ws
C038
485
21
"oe
"oom"
Coo?
756
33
zn©5
11,898
517
pd 3.5,
0,p and
Dowex 1 sevaratton®*
Fractions tn
of elution
order
3.305 M HCl
* ash weight of sample ).38" grams.
**These fractions contained considerable amounts of
manganese,
cobelt,
and zinc,
indicating an over-
loading of the Dowex SO cationic resin.