Seal G13 for 4mL vials PTFE/silicone, pk/100 Back Catalog number: V0004-D Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended V0115100 Blue open top Caps with pre-assembled 9mm slit Se 21,89 € 606050G-13 13mm x 0.060" Gray PTFE/Silicone Septa, pk/100 24,39 € 606HTX-11 11mm Diameter HT-X High Performance Blue Silicone 37,64 €