Seal G13 for 4mL vials PTFE/silicone, pk/100 Back Catalog number: V0004-D Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 702041 N 9 septa, Red Rubber/FEP, pk/100 9,51 € 5001L2-13 13mm Gray Chlorobutyl Lyophilization Stopper - 2 P 126,43 € 5001-20ST 20mm Gray Chlorobutyl Snap On Stopper, Siliconized 300,39 €