Vial Cap and Septa 8-425 Black Closure Red/PTFE White Silicone Septa 0.065", 1000 pack

2.0 mL, 8 mm Caps and Septa Material: (preassembled) Fit all 2.0 mL, 12 x 32 mm, screw-thread 8 mm/425 vial-based autosamplers. Choose preslit caps (available for some vials) to reduce the risk of needle bending, release vacuum from high-volume injections, and improve injection reproducibility when greater than 20% of vial volume is withdrawn. Color: Black Orifice Size: 8 mm/425 Product Name: Caps and Septa, Preassembled Product Type: Caps & Septa Septa Material: Red PTFE/Silicone, 0.065" Type: Screw-Thread Units: 1,000-pk.