Sep 11, 2019 · Research is underway on materials block polymers, aluminum oxide, graphene, and other nanomaterials like carbon nanotubes. Membranes have varying degrees of permeability: MF membranes have the largest pore size at 0.1 to 10 microns, followed by UF at.01 microns, NF at.035-microns, and RO membranes, which effectively are …
Get Price