Caps, Headspace, Screw Top, with Reddish Butyl Rubber / Grey PTFE Septa, fitted in Steel, Magnetic, Silver Caps with 8mm center holes. For use with 18mm Precision Thread Headspace Vials. MicroSolv Brand. 1000/CS.
Butyl Rubber / PTFE Septa has a durometer of 55⁰ Shore A (hardness) and is 1.6mm thick. Cap has ND18 Screw Threads. Recommended with Agilent®, Perkin Elmer TurboMax® 16, 40 & 110 and other autosamplers.
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