THE RADIOCHEMISTRY OF PLUTONIUM - Sciencemadness.org

0.1 M Reogents:
o B-lu in Amsco - w TDA ●*A
o TIOA in Amsco - 8%
M TI OA in xylene
V S-24 in Amsco
~ NBHA in xylene
o Primene JM in Amsca
TDA
-
.***
.0
■
.“
~..
●’””
,c* p--~
●
5% TDA
Qm ●“
I
1’
10
2
HN03 (EQUILIBRIUM), M
Fig. 23. Pu(III) and Pu(VI) extraction by 0,1 ~ amines: effect
of nitric acid concentration. Amine class: (Q) quaternary ammoniwn,
(3) tertiary, (2) secondary, (1) primary amine. Pu reduced
with 0.03 M ferrous su amate plus 0.05 ~ excess sulfamic
acid, or oxidize~with AgO. 1 d{
101
10
~ 10-1
Ouo
,0-2
I
~-~
\
Z N03 [1 = 6 IV (AI(N03)3 +
–%
HN03) \
x-
.0.1 MTIOA in Amsco - B% TDA
xO. I MTIOA in xylena
~0.3 MTIOA in xylene
~1).3 M TLA in xylene
- H 0.3 itfAlamine 336 in xylene /0~
U~ltd HN03 Solutions
/
,0-3
I I I
0.01 0.1 I
x’
,0’
HN03 (EQUILIBRIUM), M
Fig. 24. Extraction by tertiary aminea from solutions of
Pu(III) in nitric acid with and without aluminum nitrate
Plutonium reduced with 0,0 ~ ferrouB sulf~ate
~&%g05 M excess sulfamic acid, 18?
—
,’