A Solid Binding Matrix/Mimic Receptor-Based Sensor System for Trace Level Determination of Iron Using Potential Measurements

Figure 2

Binding isotherm (a) and Scatchard plot (b) for the Ferroin-imprinted (MI) or nonimprinted (NI) polymer. 𝑄 = Ferroin bound to 50.0 mg of the corresponding polymer; temperature = 25°C; volume = 4.00 mL; binding time: 12 h.

(a)

(b)