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 65100045142 PORA CM, white, PW:0,45 µm, d: 142mm 163,59 € 437027 cirfi MN 619, 27,0cm 34,71 €