Acid-Catalyzed Hydrolysis of Hexacyanoferrate (III) to Prussian Blue via Sequential Mechanism
FigureS1.
UV-vis spectra for the determination of the molar absorptivity (ε) of potassium hexacyanoferrate (III) at 420 nm at room temperature.
Inset: A graph of absorbance at 420 nm vs. concentration.
FigureS2.
A graph of ln[A] vs. t (s) obtained from the time-based UV-vis spectra of the hydrolysis of potassium hexacyanoferrate (III) in 1.0 M HCl aqueous
solution at 60 ℃ (reaction 1).
FigureS3.
Time-based UV-vis spectra of the hydrolysis of potassium hexacyanoferrate (III) in 1.0 M HCl aqueous solution at 60 ℃ (reaction
2). Inset: A graph of ln[A] vs. t (s).
FigureS4.
Time-based UV-vis spectra of the hydrolysis of potassium hexacyanoferrate(III) in 1.0 M HCl aqueous solution at 50 ℃ (reaction
3). Inset: A graph of ln[A] vs. t (s).
FigureS5.
An Arrhenius plot to obtain the kinetic data utilizing the UV-vis spectra of reactions 1-3.
FigureS6.
A positive-ion mode liquid chromatography-electrospray ionization-mass (LC-ESI MS) spectrum after reaction 1 in 1.0 M HCl aqueous solution.
FigureS7.
A negative-ion mode liquid chromatography-electrospray ionization-mass (LC-ESI MS) mass spectrum of 6.0 × 10-4 M iron (III) chloride (FeCl3·6H2O) in 1.0 M HCl aqueous solution.
