Seal G13 for 4mL vials PTFE/silicone, pk/100 Back Catalog number: V0004-D Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 5004-12 12mm Chlorobutyl/Siliconized Versa Vial ™ Plug 17,55 € V0122100 9mm Septa, Red PTFE/White SIL with slit, pk/100 Price on request 606050B-18M 17.5mmx0.060" Blue PTFE/Sil Septa for 18mm,pk/100 37,12 € on sale