Seal G13 for 4mL vials PTFE/silicone, pk/100 Back Catalog number: V0004-D Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended V0123100 Septa,Blue PTFE/White Silicone with slit,9mm ,for 12,21 € 5003-12G 12mm Polyethylene Versa Vial™ Plug Green 9,01 € 606050-10 10mm x 0.060" Red PTFE/Silicone Septa, pk/100 19,65 €