Seal G13 for 4mL vials PTFE/silicone, pk/100 Back Catalog number: V0004-D Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 612550-24 22.5mm x 0.125 inch PTFE/Silicone Septa, pk/100 43,80 € 606HTX-11 11mm Diameter HT-X High Performance Blue Silicone 37,64 € 610050-20 19mm x 0.100" PTFE/Silicone Septa for 20mm Closure 52,09 €