Diffusion of Cl was monitored using impedance measurements (5 to 60mHz) of Cl2/Cl- double layers at graphite electrodes in the molten salt (table 94).
Cl Diffusion in Fused LiCl. E.A.Ukshe, L.S.Leonova: Elektrokhimiya, 1970, 6[9], 1423-5