GRIP STOPPERS FOR CENTRIFUGE TUBES, ROUND BOTTOM, LDPE (THG) Back Catalog number: 9400787 Availability: In the manufacturer's stock Price on request - + Recommended 605050-08 8mm x 0.050" Red PTFE/Silicone Septa, pk/100 14,15 € on sale CM3232 Zátka gumová kónická, 18/14 x 20mm (163ks/kg) Price on request V0815100 20mm Silver Aluminum Seal w/Tan PTFE/white silico 34,53 €