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 432012 cirfi MN 616, 12,5cm 305,00 Kč 222005 cirfi MN 1640 w, 5,5cm 227,00 Kč