National Scientific 10-425 Septa
For use with 10-425 threaded caps
$31.88
* PTFE Disk septa are chemically inert
* PTFE Red Rubber septa are economical for many GC applications
* PTFE/Silicone septa are most popular for HPLC and IC applications
* Pre-slit septa are easier to pierce with thin gauge needles
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