Research Article

Catalytic Reduction of Noble Metal Salts by Sodium Hypophosphite Promoted by the Film Poly-(p-Allyl Ether Benzenesulfonic Acid)

Figure 4

EDS spectra of (a) ME film, (b) ME Ni, (c) ME Pd, and (d) ME Pt. EDS composition of the electrodes is: ME Ni (film + metal) 0.12 mol L−1 Ni2+, Pt2+, and Pd2+.
759817.fig.004a
(a)
759817.fig.004b
(b)
759817.fig.004c
(c)
759817.fig.004d
(d)