Seal G13 for 4mL vials PTFE/silicone, pk/100 Back Catalog number: V0004-D Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended V0817100 20mm magnetic Bimetal seal w/Tan PTFE/white silic 40,69 € 38-140 22.5mm x 0.015" PTFE Septa, pk/100 17,82 € 605050-10 10mm x 0.050" Red PTFE/Silicone Septa, pk/100 19,97 €