All membrane components were dissolved in tetrahydrofuran (THF) and the PANI membranes were prepared by drop casting on glassy carbon substrates. PANI was made soluble in THF either with the phosphoric acid dibutyl ester (DBP) or phosphoric acid dihexadecyl ester (DHDP).
- lipophilic additives
- pH sensitivity
- soluble electrically conducting polyaniline
- UV-Vis spectroscopy