UCO3psi.ppi
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SPECIATION
jobTitle "Uranium redox and speciation"
Database "NAPSI_290502(260802).DAT"
calculationType "ht1"
calculationMethod 1
mainSpecies "U"
xmin 2.0
xmax 10.0
ymin -80.0
ymax 0.0
loopmin -6
loopmax -6
loopint 0
looplogvar 1
resolution 500
PLOT
plotTitle "Uranium hydrolysis and redox (NAPSI)"
xtitle "pH"
ytitle "log <i>f</i> O<sub>2</sub>(g)"
extraText "extratextUCO3.dat"
CHEMISTRY
include 'ht1.inc'
SOLUTION 1
temp 25
pH 1.8
units mol/kgw
U 1e-6
Na 1e-1
Cl 1e-1
END
USE solution 1
EQUILIBRIUM_PHASES 1
Fix_H+ -<x_axis> NaOH 10
-force_equality true
O2(g) <y_axis> 0.1
CO2(g) -3.5 1.0
END
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