Synthesis of a New Calix[4]Arene and Its Application in Construction of a Highly Selective Silver Ion-Selective Membrane Electrode

Figure 1

Potential responses of various ion-selective electrodes based on CAD, Ni²⁺, Ag⁺, Ca²⁺, Na⁺, Cs⁺, Gd³⁺, Tl⁺, Zn²⁺, Pb²⁺ with the membrane number 9.