NO2-
Nitrite
NO3-
Nitrate
SO32-
Sulfite
SO42-
Sulfate
HSO4-
Hydrogen sulfate
OH-
Hydroxide
CN-
Cyanide
PO43-
Phosphate
HPO42-
Hydrogen phosphate
H2PO4-
Dihydrogen phosphate
CO32-
Carbonate
HCO3-
Hydrogen carbonate
ClO-
Hypochlorite
ClO2-
Chlorite
ClO3-
Chlorate
ClO4-
Perchlorate
C2H3O2-
Acetate
MnO4-
Permangante
Cr2O72-
Dichromate
CrO42-
Chromate
O22-
Peroxide
NH4+
Ammonium