Amicon Ultra-4 RC filter, 3kDa, Ultracel-3k, 24 pcs, 4ml (THG) Back Catalog number: 6234198 Availability: In the manufacturer's stock Price on request - + Recommended WF-0128 2ml Filtration Tube Nylon, 0,2µm, pk/100 Price on request 425012 cirfi MN 611, 12.5cm 8,52 € 645033 ExTh MN 645, 48x145mm 183,84 €