Anaerobic Ammonium Oxidation: From Laboratory to Full-Scale Application

Table 1

Reactions involved in the realization of anammox process.

Reaction no.	Reaction	ΔG°′ (kJ/mol NH4^+)	N2 composition (%)
			^14-15N2	^15-15N2
1^a	5NH4^++ 3NO3^− → 4N2 + 9H2O + 2H^+	−297	75	25
2^a	NH4^+ + NO2^− → N2 + 2H2O	−358	100	0
3^b	NH4^+ + 1.32NO2^− + 0.066HCO3^− + 0.13H^+ → 1.02N2 + 0.26NO3^− + 0.066CH2O0.5N0.15 + 2.03H2O	−358	100	0

aVan de Graaf et al. [21].
bStrous et al. [8].