Seal G13 for 4mL vials PTFE/silicone, pk/100 Back Catalog number: V0004-D Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 601080-08 8mm x 0.010" White PTFE Septa w/Slit 13,82 € V0222100 Septa,Red PTFE/White Silicone with slit,8mm ,for 12,19 € 605050-10 10mm x 0.050" Red PTFE/Silicone Septa, pk/100 21,13 €