Seal G13 for 4mL vials PTFE/silicone, pk/100 Back Catalog number: V0004-D Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 610050-20 19mm x 0.100" PTFE/Silicone Septa for 20mm Closure 1 239,00 Kč 70248 N 8 septa, Silicone white/PTFE, 1,3mm th., pk/100 247,00 Kč on sale 604060-09 9mm x 0.040" PTFE/Silicone/PTFE Septa, pk/100 445,90 Kč on sale