ND20 Headspace Crimp Neck (6–20 mL)

20mm Bi-Metal Red Magnetic Crimp-Top Cap w/ nature PTFE/white Silicone Septa, 8 mm Hole

Catalog #: ND20 Headspace Crimp Cap

20 mm crimp caps for 6 mL, 10 mL and 20 mL ND20 headspace vials, manufactured by NokeLab, a leading China chromatography vial cap and septa factory.

Available SKUs

Model Specification MOQ
NKSSCC-20M-R Nature PTFE/White Silicone Septa 20X3.0mm, 20mm Crimp-top Red Magnetic Aluminum Cap, 8mm Centre Hole 1 pk
Ships within 5-7 business days
Certificate of Analysis included
Quality guaranteed

Product Overview

20 mm crimp caps for 6 mL, 10 mL and 20 mL ND20 headspace vials, manufactured by NokeLab, a leading China chromatography vial cap and septa factory.

Research Applications

  • 8 mm center opening designed to work seamlessly with Combi PAL autosamplers.
  • Bi-metal and magnetic crimp seals provide enhanced rigidity compared with aluminum seals, ensuring a tighter and more secure closure.
  • Available with silicone/PTFE or Pharma-fix butyl/PTFE septa, with customizable silicone hardness.
  • Compatible with 6 mL, 10 mL and 20 mL ND20 crimp top headspace vials.
  • UltraClean liners for sensitive analyses, combining the highest purity silicone and PTFE film with an advanced curing and conditioning process.

Key Features

  • ND20 crimp caps available in aluminum or magnetic steel, with magnetic caps compatible with magnetic-lifting autosamplers.

Technical Support

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OEM Services

Need modifications or larger quantities? Request a custom synthesis quote.

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Closure type Crimp Cap, 8mm Centre Hole
Nominal diameter N 20
Cap color Red / Silver
Cap material Bi-Metal Magnetic
Septa thickness 3 mm
Septa material nature PTFE/white Silicone
Autosampler Agilent, CTC, Perkin Elmer, Shimadzu, Varian/Bruker
Recommended application Headspace

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Need OEM or a Custom Configuration?

We support practical, production-ready customization for vials, caps, and septa. Share your autosampler type, dimensions, septa preference, and packaging needs—our team will confirm feasibility and lead time.

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