Fumasep Cation-Exchange Membrane (20cm*30cm) for Electrolyzers, Fuel Cells or Electrodialysis, EFC-FKS-CEM

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The Fumasep cation-exchange membrane (CEM) is used to separate the anode and cathode compartment of water electrolyzers, fuel cells, or electrodialysis due to its very low resistan ce, high selectivity, and high stability in pH acidic and basic environment. The polymer backbone for this membrane is based on a proprietary hydrocarbon resin. Specifications: Part Number EFC-FKS-CEM Color Transparent or Brown Sheet Size 20cm *30cm Thickness 45-55 um (no reinforcement) PET, PP, or PK reinforcement is available upon request Backing Foil PET foil Density 7.5 - 8.3 mg•cm-2 Specific Conductivity 2.0 - 3.0 (in Na+ form) mS•cm-1 Selectivity 97 - 99 % Ion Exchange Capacity 1.2 - 1.4 (in Na+ form) meq•g-1 Swelling Show more