Pre-Slit Red PTFE/White silicone septa, pk/100 Back Catalog number: PL30A-010 Availability: In the manufacturer's stock Price on request - + Recommended 604060-08 8mm x 0.040" Red PTFE/SIL/Red PTFE Septa, pk/100 605,00 Kč 607550-13 13mm x 0.075" Red PTFE/Silicone Septa, pk/100 573,00 Kč 5004-12 12mm Chlorobutyl/Siliconized Versa Vial ™ Plug 418,00 Kč