Maine Capsule Filters Each 1223845 by Maine Manufacturing GROUP: Lab Equipment & Accessories:Filtration Devices:Capsule Filters Item Description: Capsule Filter, Polyethersulfone, 0.22 microns, �" NPT Male, Sterile Packaging Desc: Filter Capsule Pes 0.22Um1/2In Npt Male St Country of Origin: Harmonized Tariff Code: Product Description: