Nov 01, 2019 · AcroPrep Advancance Filter Plates for Solvent Filtration - 350 µL, 0.2 µm, GHP membrane (10/pkg) 8582: AcroPrep Advance Filter Plate, 350 µL 0.2 µm, wwPTFE membrane 10/pkg: 8084: AcroPrep Advancance Filter Plates for Solvent Filtration - 350 µL, 0.45 µm, GHP membrane (10/pkg) 8584