Fricke Dosimeter
Bookkeeping tool for aqueous radical chemistry
Fe2+ _ Fe3+ + e-
ferrous ferric
Hï + O2 _ HO2ï H-O=O
HO2ï + Fe2+ _ HO2- + Fe3+
HO2- + H+ _ H2O2
OHï + Fe2+ _ Fe3+ + OH-
H2O2 + Fe2+ _ Fe3+ + OH- + OHï
Hï + H2O _ OHï + H2 (only in absence of O2)
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