Table 2.

Reducing power, expressed as H₂, of the different carbon sources used in this work.

Carbon Source	Formula	ON a	Adjusted Hypothetical Hydration Reaction	Normalized Reducing Power(H2/Carbon)
Octanoic acid	C8H16O2	−1.5	C8H16O2 + 14 H2O → 8 CO2 + 22 H2	2.75
Glycerol	C3H8O3	−0.66	C3H8O3 + 3 H2O → 3 CO2 + 7 H2	2.33
Glucose	C6H12O6	0	C6H12O6 + 6 H2O → 6 CO2 + 12 H2	2
2-Furoic acid	C5H4O3	0.4	C5H4O3 + 7 H2O → 5 CO2 + 9 H2	1.8
2-oxoglutaric acid	C5H6O5	0.8	C5H6O5 + 5 H2O → 5 CO2 + 8 H2	1.6
Fumaric acid	C4H4O4	1	C4H4O4 + 4 H2O → 4 CO2 + 6 H2	1.5
Citric acid	C6H8O7	1	C6H8O7 + 5 H2O → 6 CO2+ 9 H2	1.5

^a Oxidation number.