Septa

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  • Septa PTFE Silicone 18-400 Cs144

    DWK Life Sciences (Kimble)

    Excellent for use with open-top caps to access container contents with a syringe Highly chemically resistant PTFE facing maintains integrity of contents Silicone rubber backing allows repeated puncturing through the seal Resists coring Autoclavable Recommended for use in all…

  • Septa PTFE Silicone 24-400 Cs144

    DWK Life Sciences (Kimble)

    Resists coring and is autoclavable. Recommended for use in all auto samplers using screw thread vials. Great for sample storage.

  • Butyl Gray Headspace Vial Septa

    National Scientific

    For 20 mm vials Temperature range: 40° to 120°C Does not provide PTFE barrier Not suitable for alkalines, benezene, chlorinated solvents or cyclohexane

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