Table 3.

Chemical species considered in the UnsatChem carbonate chemistry module.

Chemical species
1Aqueous components7Ca2+, Mg2+, Na+, K+, SO42−, Cl, NO3
2Complexed species10CaCO3o, CaHCO3+, CaSO4o, MgCO3o, MgHCO3+, MgSO4o, NaCO3, NaHCO3o, NaSO4, KSO4
3Precipitated species6CaCO3, CaSO4⋅2H2O, MgCO3⋅3H2O, Mg5(CO3)4(OH)2⋅4H2O, Mg2Si3O7.5(OH)⋅3H2O, CaMg(CO3)2
4Sorbed species4Ca, Mg, Na, K
5CO2–H2O species7PCO2, H2CO3*, CO32−, HCO3, H+, OH, H2O
6Silica species3H4SiO4, H3SiO4, H2SiO42−