GRIP STOPPERS FOR CENTRIFUGE TUBES, ROUND BOTTOM, LDPE (THG) Back Catalog number: 9400787 Availability: In the manufacturer's stock Price on request - + Recommended 606GHP-10P 10mm Diameter Purple Guide Hole High Performance 91,13 € 606070-10 10mm x 0.060" Red PTFE/Silicone w/Slit Septa 38,52 € 606050-15 14.5mm x 0.060" Red PTFE/Silicone Septa, pk/100 35,77 €