GRIP STOPPERS FOR CENTRIFUGE TUBES, ROUND BOTTOM, LDPE (THG) Back Catalog number: 9400787 Availability: In the manufacturer's stock Price on request - + Recommended 604040-08F 8mm x 0.045" PTFE/Butyl Rubber Septa 524,00 Kč 606MS-11 11mm Diameter White PTFE/Off White Silicone Septa 491,00 Kč 614040-20F 20mm x 0.140" PTFE/Butyl Rubber Pharma-Fix Septa 2 377,00 Kč