GRIP STOPPERS FOR CENTRIFUGE TUBES, ROUND BOTTOM, LDPE (THG) Back Catalog number: 9400787 Availability: In the manufacturer's stock Price on request - + Recommended 604060-08 8mm x 0.040" Red PTFE/SIL/Red PTFE Septa, pk/100 605,00 Kč 604040-13 12mm x 0.040" PTFE/Red Rubber Septa, pk/100 423,00 Kč 702070 N8 septa, Red Rubber/FEP, pk/100 243,00 Kč