GRIP STOPPERS FOR CENTRIFUGE TUBES, ROUND BOTTOM, LDPE (THG) Back Catalog number: 9400787 Availability: In the manufacturer's stock Price on request - + Recommended 702062 N 22 septa Silicone natural/PTFE, pk/100 37,25 € 606GPB-11 11mm Diameter General Purpose Blue Silicone Septa 93,74 € 612550-24 22.5mm x 0.125 inch PTFE/Silicone Septa, pk/100 44,15 €