Research Article

Extraction of Sodium Picrate by 3m-Crown-m Ethers and Their Monobenzo Derivatives (m = 5, 6) into Benzene: Estimation of Their Equilibrium-Potential Differences at the Less-Polar Diluent/Water Interface by an Extraction Method

Figure 1

Plots of versus for the 15C5 (square), B15C5 (diamond), 18C6 (circle), and B18C6 (triangle) extraction systems. See the text for regression results of the solid lines. The symbol of 1 mol dm−3 = 1 M was used.