Seal G13 for 4mL vials PTFE/silicone, pk/100 Back Catalog number: V0004-D Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 5001SW-30G 30mm Gray Chlorobutyl Straight Wall Stopper 705,89 € 702931.1 Stop N20, Bromobut r, 45° 9,31 € 70269 Septa N19 Bu bg/PTFEgr, 55°, 1.3 20,69 €