20
40
60
80
l
100
120
INCUBATION TIME (days)
Fig. 4,
Solubility of plutonium with time after addition to scil as
the nitrate and the DIPA complex (Wildune and Garland, 1975).
136
80
40
60
(hours)
TIME OF CONTACT
Fis. 5.
0
4960 |-
0.03
Quantity of soluble plutonium removed from three soils by 0.01 M CaCl2
(Garland et aZ., 1976).
0.1
HESSON
MUSCATINE
1.0
20
0*PLUTONIUM-NITRATE (144 g/g)
eee
mw 8DUTONIUM-NITRATE (0.6 gia)
—_
C
RITZVILLE
o 8p.UTONIUM-DIPA (0.6 Ug/q)
———_— —
em — a ae ar
F
=
a °PLUTONTUM-DIPA (1 ugia)
6200
FRACTION SOLUBLE (%)
o
2
© 239 *’PLUTONIUM-DTPA (144 gig)
MUSCATINE
L
@ -@ 001M
—_ CaCl!
e
SOIL: SOLUTION = 1:100
F
O—O DISTILLED WATER
100 ;
137