Caps, Screw Top, with Silicone Rubber / PTFE Pre-Slit Septa, bonded in "knurled", polypropylene, Black Caps. For use with 9-425mm thread, 12x32mm autosampler vials. MicroSolv Brand. 100/PK
Septa bonded to cap for increased performance of penetration and to prevent "Septa Plunge" into vials during injection. Designed for Waters® Alliance & Acquity instruments.
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