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NH4+
ammonium
SO42-
Sulfate
SO32-
sulfite
CO32-
carbonate
CrO42-
chromate
Cr2O72-
dichromate
HPO42-
Biphosphate
HPO32-
Biphosphite
C2O42-
oxalate
PO43-
phosphate
PO33-
phosphite
OH-
hydroxide
CN-
cyanide
SCN-
thiocyanate
MnO4-
permanganate
ClO4-
perchlorate
ClO3-
chlorate
ClO2-
chlorite
ClO-
hypochlorite
NO3-
nitrate
NO2-
nitrite
CH3COO-
acetate
H2PO4-
dihydrogen phosphate
HCO3-
Bicarbonate