Maine Capsule Filters Each 1212933 by Maine Manufacturing GROUP: Lab Equipment & Accessories:Filtration Devices:Capsule Filters Item Description: Capsule Filter, Polypropylene, 3.0 microns, �" NPT Male Packaging Desc: Filter Capsule Pp 3 Um1/2In Npt Male Country of Origin: Harmonized Tariff Code: Product Description: