This items is made to order and is not returnable and order cannot be canceled.
CUSTOM ITEM: Caps, Screw Top, with 1.3mm thick Silicone Rubber / PTFE Pre-Slit Septa, fitted in "knurled", polypropylene, Black Caps with 5.5mm center holes. For use with 8-425mm thread, 12x32mm autosampler vials. BASIK Brand. 100/PK.
Additional Info:
Pre-Slit for easy penetration by autosampler needles.
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