Table 1.

Values of K_I^O_2,app under a range of conditions

Variable	KIO2,app, μM
Potential, V vs. SHE*
−0.018	1,630
+0.052	390
+0.122	110
+0.192	40
+0.262	8
pH†
4.5	70
5.0	80
5.5	110
6.0	90
6.5	70
Temperature, ° C‡
10	70
20	70
30	110
40	140

*All values were recorded at pH 5.5, 30° C.

^†All values were recorded at 30° C, at a constant overpotential (driving force) of +453 mV relative to the thermodynamic H⁺/H₂ cell potential at each pH.

^‡ All values were recorded at pH 5.5, at a constant overpotential (driving force) of +453 mV relative to the thermodynamic H⁺/H₂ cell potential at each temperature.