Conductivity of aqueous HCl, NaOH and NaCl solutions: Is water just a substrate? V. G. Artemov, A. A. Volkov, N. N. Sysoev and A. A. Volkov EPL, 109 2 (2015) 26002 Published online: 30 January 2015 DOI: 10.1209/0295-5075/109/26002