Research Papers by Ali A. Ensafi

A PVC membrane with 4-hydroxy salophen as an ionophore along with sodium tetraphenyl borate (NaTPB) as an anion excluder and dibutyl phthalate as a solvent mediator in the ratio 28.7:3.3:63.2:4.7 (w/w) (PVC–NaTPB– DBP–ionophore) exhibits good properties with a Nernstian response of 30.1 ± 1.0 mV per