CO₂ Leakage-Induced Contamination in Shallow Potable Aquifer and Associated Health Risk Assessment

Table 3

The 16 primary species and 39 secondary species are selected after the batch-reaction simulation.

Primary species (16)
	H^+		Na^+
Ca^2+	H2O	HS^-	O2(aq)
Cl^−	H3AsO3(aq)	K^+	SiO2(aq)
Fe^2+		Mg^2+
Secondary species (39)
	CO2(aq)	H2S(aq)
Al(OH)3(aq)		H3AsO4(aq)	MgSO4(aq)
Al^3+	Fe^3+		NaCl(aq)
AlOH^2+	FeCl^+	HAlO2(aq)
CaCl2(aq)		HAsO4(aq)	NaHCO3(aq)
CaCO3(aq)			NaOH(aq)
		HAsS2(aq)
CaOH^+	H2(aq)	HS^−	OH^−
CaSO4(aq)			SO2(aq)
CH4(aq)		MgCl^+