Table 2.

Characteristic points of the high-frequency region of the studied membranes impedance spectra and the effective capacities of the electric double layer and the ohmic resistances of the membranes found from these points.

Sample	fmax, Hz	−ImZmax, Ohm	RΩ, Ohm	C, μF
MK-40	13,318	22.2	55 ± 2	0.5 ± 0.2
MK-4021	10,809	21.7	54 ± 2	0.7 ± 0.2
MK-4021+3%	8506	19.0	50 ± 2	1.0 ± 0.2
MK-4021+6%	8506	20.4	49 ± 2	0.9 ± 0.2
MK-4033+3%	10,809	20.2	51 ± 2	0.7 ± 0.2
MK-4033+6%	10,809	21.8	52 ± 2	0.7 ± 0.2