Fesolubilityxaxis.ppi
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SPECIATION
calculationType custom
calculationMethod 1
xmin 2
xmax 12
resolution 100
PLOT
plotTitle "Fe(OH)3(a) solubility vs pH<br>(using a x_axis tag)"
xtitle pH
ytitle "log<sub>10</sub> Fe<sub>T</sub> (mol/kgw)"
pymax 0
customXColumn pH # pH is defined as a column heading below
lines FeT # FeT is defined as a column heading below
linecolor blue
useLineColorDictionary 0 # 0 = use the ‘randomly’ selected colours generated by PhreePlot
legendTextSize 0 # omit legend
labelSize 0 # omit label
CHEMISTRY
PHASES
Fix_H+; H+ = H+; log_k 0
SELECTED_OUTPUT
reset FALSE
USER_PUNCH
headings pH FeT
10 PUNCH -la("H+"), log10(TOT("Fe"))
SOLUTION 1
pH 1.8
units mol/kgw
Fe(3) 1e-1
Na 1e-1
F 1e-1
END
USE solution 1
EQUILIBRIUM_PHASES 1
Fix_H+ -<x_axis> NaOH 10
-force_equality true
O2(g) -0.677
Fe(OH)3(a) 0 0
END
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