REAGENT or RESOURCE	SOURCE	IDENTIFIER
Chemicals, peptides, and recombinant proteins
Pentlandite catalyst Fe3Ni6S8	Custom mechanochemical synthesis47	N/A
Palladium-Pulver, APS 0.35–0.8 Micron, 99.95% (Metallbasis)	Fisher Scientific	Cat#15497495
Silver nanopowder, <150 nm particle size, 99% trace metals basis	Sigma Aldrich	Cat#484059
60 wt % PTFE Dispersion TFE-DISP30	QuinTech	Cat#13097
Nafion Dispersion D2020CS	Supplier: QuinTech Producer: Chemours	Chemours Product Identifier D12707882
Sustainion-XA9 Alkaline Ionomer 5% in ethanol	Dioxide Materials	SKU 68740
Sustainion XC-1 Alkaline Ionomer 5% in ethanol	Dioxide Materials	N/A
Triton X-100	Sigma-Aldrich	Cat#X100
Kynar Flex Ultraflex B Polyvinylidenedifluoride (PVDF)	Arkema	N/A
Other
Electrode Support: H23	Freudenberg	SKU 31070009
Electrode Support: H23i2C6	Freudenberg	SKU 31070009
Electrode Support: H23i2	Freudenberg	SKU 31070009
PMV10 – POREX Virtek® PTFE Hydrophobic Venting Porous Membrane Sheets	Porex Technologies	N/A
PMV27 – POREX Virtek® PTFE Hydrophobic Venting Porous Membrane Sheets	Porex Technologies	N/A
Filtermembranen	Bola	N1690-65
Filtermembranen	Bola	N1617-55
Membranfilter, TE 38, 5μm	Cytiva	Cat#1190301
multiflon	Fluortex	N/A
multiflon TE-13	Fluortex	N/A
Nafion XL (27 μm)	Producer: Chemours Supplier: IonPower	N/A
Nafion HP (20 μm)	Producer: Chemours Supplier: IonPower	N/A
Nafion NR212 (51 μm)	Producer: Chemours Supplier: IonPower	N/A
Nafion 115 (127 μm)	Producer: Chemours Supplier: IonPower	N/A