Caps, Headspace, Crimp Top, with White Silicone Rubber / Natural Transparent PTFE, High Purity Septa, fitted in Aluminum, Silver Pressure Relief Caps with 8mm center holes. For use with 20mm Crimp Top Headspace Vials. BASIK Brand. 100/PK.
High Purity Silicone Rubber / PTFE Septa with Durometer of 45 Shore A, (hardness) and 3.0mm thick with Ultra Low Bleed Rubber that is made with a proprietary process for ultra durability, purity and low extractables.
Excellent choice for highly sensitive analyses. The lower Durometer means that this is a softer Septa and therefore better for easier penetrations by autosampler needles.
Wide temperature range from -60⁰ to 200⁰C. Clear lacquered Caps have score lines that will break open at 3.0 +/ 0.5 Bar, for safety.