Cd(II)
Figure 1: Plot of log Kexmix versus−log ([Cd2+][L]oDCBz[Pic])for the Cd(II) extraction with L=18C6 into oDCBz.The dotted line shows a regression one based on Equation (4): log Kex mix=log {2.04 × 104+(3.22 × 10−6/[Cd2+][L] oDCBz[Pic])} at R=0.838.