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 427045 cirfi MN 614, 45,0cm 88,34 € 446011 cirfi MN 652, 11,0cm 10,13 €