Maine Capsule Filters Each 1223129 by Maine Manufacturing GROUP: Lab Equipment & Accessories:Filtration Devices:Capsule Filters Item Description: Capsule Filter, Polyethersulfone, 0.22 microns, �"-3/8" Barb Packaging Desc: Filter Capsule Pes 0.22Um1/4-3/8In Barb Country of Origin: Harmonized Tariff Code: Product Description: