Pre-slit White PTFE/Red Silicone Septa, 11mm Crimp-top Aluminum Cap, 5.5mm Centre Hole Back Catalog number: PL30A-016 Availability: In the manufacturer's stock Price on request - + Recommended 5190-9591 Vial,A-Line,Crimp,Wrt-on,Clr,2mL,100/pk 34,94 € 3211LE-12AZ Silanized - 2.0mL LO (Large Opening) Amber Vial, 12x32mm, with White Graduated Spot, 11mm Crimp 56,30 € 5190-6169 Crimp caps thin membrane septa 25/PK 64,74 €