1,4-Benzoquinone

E = 78(mV), pH = 7
Recommended value.

calc.; see Introduction (Sec. 5.4)

Yamazaki, I.; Ohnishi, T.
Biochim. Biophys. Acta 112: 469-81 (1966)

E = 104(mV), pH = ~7

Calc. from semiquinone formation consts. measured pH 6-7.

Ilan, Y.A.; Czapski, G.; Meisel, D.
Biochim. Biophys. Acta 430(2): 209-24 (1976)

E = 99(mV), pH = 7 E = 399(mV), pH = 0

Calcn.

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