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A crimp cap constructed of plastic that fits virtually any crimp top sample vial. Use a standard crimping tool to securely crimp the Poly Crimp™ Seal onto any crimp top vial. This cap is versatile. The Poly Crimp™ Seal permits an airtight seal by hand, without crimping. Securely crimp the Poly Crimp™ Seal onto any crimp top vial, both standard opening and Big Mouth...it's that easy!
Made of the highest quality aluminum; for use with standard 11mm chromatography vials. The open top allows for filling and retrieving samples with a syringe. Seals are available in a variety of colors for easy sample identification.
Finneran’s Ultra Low Bleed Aluminum Seals are lined using a LCMS high purity septa. Ideal for very sensitive applications such as Mass Spec or when multiple injections are required. Our Ultra Low Bleed Seals eliminate particulates with no interfering peaks.