Acetate
CH3COO-
Arsenate
AsO43-
Benzoate
C6H5COO-
Carbonate
CO32-
Chlorate
ClO3-
Chromate
CrO42-
Cyanate
CNO-
Dichromate
Cr2O72-
Dihydrogen phosphate
H2PO4-
Hydrogen carbonate
HCO3-
Hydrogen oxalate
HC2O4-
Hydrogen sulfate
HSO4-
Iodate
IO3-
Nitrate
NO3-
Orthosilicate
SiO44-
Oxalate
C2O42-
Perchlorate
ClO4-
Periodate
IO4-
Permanganate
MnO4-
Phosphate
PO43-
Sulfate
SO42-
Thiocyanate
SCN-
Thiosulfate
S2O32-
Borate
BO33-