Seal G13 for 4mL vials PTFE/silicone, pk/100 Back Catalog number: V0004-D Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended V0321100 11mm Septa,Red PTFE/White Silicone ,0.050″thick 300,00 Kč 606550BTO-17 17mm Diameter, ThermoRed High Temp Low Bleed GC Se 900,00 Kč 604075-08 8mm x 0.040" Red PTFE/Silicone/Red PTFE w/Slit Sep 952,00 Kč