Linolenic acid can refer to either of two octadecatrienoic acids, or a mixture of the two.

Hydroxybenzoic acid may refer to several related chemical compounds:

Peroxysulfuric acid can refer to either of these chemical compounds:

Ketoglutaric acid or oxoglutaric acid may refer to either of two chemical compounds:

The "trans" in trans fatty acids refers to the biochemical configuration of the fat molecule.

Toluic acid may refer to the following isomers:

Trihydroxybenzoic acid may refer to the following phenolic acids :

Monohydroxybenzoic acid may refer to any of three isomeric phenolic acids:

Aminoisobutyric acid may refer to either of two isomeric chemical compounds:

Tungstic acid refers to hydrated forms of tungsten trioxide, WO.