Seal G13 for 4mL vials PTFE/silicone, pk/100 Back Catalog number: V0004-D Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 606050-13 13mm x 0.060" Red PTFE/Silicone Septa, pk/100 22,32 € 606HTX-9.5 9.5mm Diameter HT-X High Performance Blue Silicone 36,85 € 605050-10 10mm x 0.050" Red PTFE/Silicone Septa, pk/100 20,69 €