Table 1. Summary of the proton conductivity at 298 K and variable humidity for MFM-510, -511 and -512.

MFM-510		MFM-511		MFM-512
% RH	σ (S cm–1)	% RH	σ (S cm–1)	% RH	σ (S cm–1)
99	2.1 × 10–5	99	5.1 × 10–5	99	2.9 × 10–3
90	1.1 × 10–6	93	2.4 × 10–7	95	1.5 × 10–4
80	2.4 × 10–7	87	4.0 × 10–8	77	2.5 × 10–7
60	<10–9	51	< 10–9	59	<10–9