Maine Cellulose Acetate Filters Pack 3034974 by Maine Manufacturing GROUP: Lab Equipment & Accessories:Filter Papers & Membranes:Cellulose Filters Item Description: Filter, 0.8 microns, 20cm x 20cm, 5/pk Packaging Desc: Filter Disc Ca 0.8Um20X20 5/Pack Country of Origin: Harmonized Tariff Code: Product Description: