Seal G13 for 4mL vials PTFE/silicone, pk/100 Back Catalog number: V0004-D Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 5001L2-20 20mm Gray Chlorobutyl Lyophilization Stopper - 2 P 7 277,00 Kč 606050-15 14.5mm x 0.060" Red PTFE/Silicone Septa, pk/100 851,00 Kč 702292 Septa N12, Sil white/PTFE, 1,3mm, pk/100 499,00 Kč