Seal G13 for 4mL vials PTFE/silicone, pk/100 Back Catalog number: V0004-D Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 702D20TB Septa N20 Butyl dark gray/PTFE, pk/100 910,00 Kč 702144 N 19 Septa SIL blue/PTFE, 45° shore, 1,3mm, pk/100 824,00 Kč S228 Nature PTFE/Nature silicone septa 22 x 3mm, pk/100 Price on request