GRIP STOPPERS FOR CENTRIFUGE TUBES, ROUND BOTTOM, LDPE (THG) Back Catalog number: 9400787 Availability: In the manufacturer's stock Price on request - + Recommended 606050G-20 20mm x 0.060" Gray PTFE/Silicone Septa, pk/100 983,00 Kč 5004-12 12mm Chlorobutyl/Siliconized Versa Vial ™ Plug 418,00 Kč PL30A-005 Septum 9mm, red PTFE/white Silicone, pk/100 90,00 Kč