Research Article

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

Table 1

Currents (mA) of hydrogen generation and stabilization time using the MEs Ni, Pd, and Pt prepared at pHs 7.0, 2.0, or 8.0, using method A or B.

Currents for hydrogen generation (mA)
Method AMethod B
ion exchange/electrochemical reductionion exchange/chemical reduction-catalysis
MEpH 7pH 2time (min)pH 8time (min)

Ni3.21.0186.025
Pd3.54.2151.610
Pt4.27.624.815