GRIP STOPPERS FOR CENTRIFUGE TUBES, ROUND BOTTOM, LDPE (THG) Back Catalog number: 9400787 Availability: In the manufacturer's stock Price on request - + Recommended 5004-12 12mm Chlorobutyl/Siliconized Versa Vial ™ Plug 16,97 € 606MSLB-11 11mm Diameter Low Bleed Yellow PTFE/Cream Silicone 22,24 € 606550BTO-11 11mm ThermoRed High Temp Low LB Septa, pk/25 32,47 €