Original

Oxidized (dH₂O)

Oxidized (HCl)

Reduced

SEM

Redox potential, mV

−19 ± 2

110 ± 2

481 ± 5

−39 ± 1

Cl⁻ in the filtrate, g

0.029^a

0.026^b

0.022^c

0.008^d

0.00002

Cl⁻ recovered, g

3.391^d

3.394^c

3.398^b

3.412^a

0.00002