Seal G13 for 4mL vials PTFE/silicone, pk/100 Back Catalog number: V0004-D Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 606050B-18M/1000 17.5mmx0.060" Blue PTFE/Sil Septa for 18mm,pk/1000 9 500,00 Kč 70269 Septa N19 Bu bg/PTFEgr, 55°, 1.3 516,00 Kč 606070-13 13mm x 0.060" PTFE/Silicone w/Slit Septa, pk/100 1 037,00 Kč