ammonium
NH4+
nitrate
NO3-
nitrite
NO2-
chromate
CrO4-2
dichromate
Cr2O7-2
cyanide
CN-
permanganate
MnO4-
hydroxide
OH-
carbonate
CO3-2
sulfate
SO4-2
sulfite
SO3-2
phosphate
PO4-3
phosphite
PO3-3
perchlorate
ClO4-
acetate
CH3COO-
chlorate
ClO3-
chlorite
ClO2-
hypochlorite
ClO-
bicarbonate
HCO3-
bisulfate
HSO4-
bisulfite
HSO3-
bioxalate
HC2O4-
hydrogen phosphate
HPO4-2
dihydrogen phosphate
H2PO4-