Seal G13 for 4mL vials PTFE/silicone, pk/100 Back Catalog number: V0004-D Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 606050G-15 15mmx 0.060" Gray PTFE/SIL, pk/100 28,97 € 601010-20 20mm x 0.010" White PTFE Septa 11,65 € 604040-08 8mm x 0.045" PTFE/Red Rubber Septa, pk/100 13,67 €