Pre-slit White PTFE/Red Silicone Septa, 11mm Crimp-top Aluminum Cap, 5.5mm Centre Hole Back Catalog number: PL30A-016 Availability: In the manufacturer's stock Price on request - + Recommended 5130-11 11mm Silver Aluminum Seal, 1mm Thick Polyimide/Silicone Lined for PFAS Testing 648,00 Kč 5540-11R 11mm Red Poly Crimp™ Seal, PTFE/Butyl Rubber Lined [Patented] 858,00 Kč 31511SR-1232 1.5mL Clear High Recovery Vial, 12x32mm, 11mm Crimp/Snap Ring™ 7 039,00 Kč