GRIP STOPPERS FOR CENTRIFUGE TUBES, ROUND BOTTOM, LDPE (THG) Back Catalog number: 9400787 Availability: In the manufacturer's stock Price on request - + Recommended 606HTX-11 11mm Diameter HT-X High Performance Blue Silicone 946,00 Kč 610050-20 19mm x 0.100" PTFE/Silicone Septa for 20mm Closure 1 309,00 Kč 603090-08 8mm x 0.030" Black Viton® Septa, pk/100 1 038,00 Kč