0 an organic acid (= one containing carbon) that contains a carboxyl group, for example acetic acid or formic acid: --
Avoid skin care preparations containing humectants such as glycerin, glycol, sodium pyrrolidone, propylene or carboxylic acid.
In organic acids such as carboxylic acids only some of the hydrogen atoms are capable of forming ions.
Ion exchange analysis shows that 40% of glucose is converted into short-chain carboxylic acids.
The group CO, in organic compounds, is found in aldehydes, ketones, carboxylic acids, esters, and amides.