Seal G13 for 4mL vials PTFE/silicone, pk/100 Back Catalog number: V0004-D Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 5001SW-20G 20mm Gray Chlorobutyl Straight Wall Stopper 300,39 € 38-134 18mm PTFE Liner 17,06 € 70277 Septa N20 But r/PTFE gr, 50°, 3.0 22,18 €