Caps, Snap Top, with White PTFE Septa, fitted in smooth, polyethylene, Blue Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. MicroSolv Brand. 1000/CS.
This PTFE (only) Septa is for single injections or non volatile samples as it will not reseal. Buying in case quantities can save money and time.
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