“…, their mobility, degree of corrosion, and electrochemical stability. At these ions, the usual combination is KOH(FUKUSHIMA et al, 2018;IBUKUN;SEMAN;AZAM, 2020; XIAO et al, 2019b), Na2SO4 (NGUYEN;LE; PHUNG, 2020; SINGH et al, 2021; VIRYA et al, 2020; WANG et al, 2020c), H2SO4 (LIU et al, 2022 NASKAR, 2022; VERMA et al, 2022), KCl (MATSUBARA;MURAKAMI;MURAMOTO, 2018;REECE;SMITH, 2019; YANG et al, 2017), LiClO4 (NA et al, 2016 RACHEDI et al, 2022), LiOH (SHIN et al, 2020 WANG et al, 2016b), etc. …”