GRIP STOPPERS FOR CENTRIFUGE TUBES, ROUND BOTTOM, LDPE (THG) Back Catalog number: 9400787 Availability: In the manufacturer's stock Price on request - + Recommended 614040-20F 20mm x 0.140" PTFE/Butyl Rubber Pharma-Fix Septa 2 511,00 Kč 606070-10 10mm x 0.060" Red PTFE/Silicone w/Slit Septa 968,00 Kč 601010-10 10mm x 0.010" White PTFE Septa 111,00 Kč