Seal G13 for 4mL vials PTFE/silicone, pk/100 Back Catalog number: V0004-D Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 606550B-08 8mm x 0.065" Blue PTFE/Silicone Septa 21,24 € 606050-10 10mm x 0.060" Red PTFE/Silicone Septa, pk/100 20,25 € 610050-22 20mm x 0.100" PTFE/Silicone Septa for 22mm Closure 65,24 €