-15-
10
—
P
Co) 38.
L
10
7
RE-ELUTION OF
_
THE pH 3.5
AMMONIUM
CITRATE
FRACTION
3
=
54
=
C/Ma/
FRACTION
FRACTION [-
-
ruane
io
io”
54
Mn
2
-
3
C
a
4
z
oe
pH
3.1
pH
3.3
=
.
3a
-
RESIN
J
1071.
7
_
—_
bom
—
7
NOT IDENTIFIED
on
4
.2N
HCI
—
OXALATE
pH3.5
|
pH 41
a
{
pH 4.6
AMMONIUM
|
pH 5.1
[
pH 5.6
«CITRATE
—
* Fe-> not detected in elution curve due to air and window
absorption.
eR ssi. x,
Fig. 1
Elution curves for clam kidney sample I,
4
for.
Belle Island,
Eniwetok Atoll, September 22, 1956, from Dowex 50
cationic resin columns.
a?