abstract:A picrate is a salt or an ester of picric acid (a 2,4,6-trinitrophenol). But it could also be an additional compound which picric acid forms with many aromatic hydrocarbons, aromatic amines, aliphatic amines, alkalines, and other compounds.
In the paper, a PVCmembranepicric acid anionselectiveelectrode is developedusingBromhexadecylpyridinepicrateionpairas the active component and dioctylphthalateasthe plasticizer.