ND18 Headspace Screw Neck (10–20 mL)

20 mL Clear Headspace Vial, 18 mm Screw Thread, Round Bottom, Type 1 Borosilicate Glass

Catalog #: ND18 SPME Headspace Screw Vial

18mm Clear Precision Screw Headspace Vial, 20ml Round Bottom, designed for use with magnetic orientation headspace autosamplers, ensuring accurate vial positioning and reliable GC headspace analysis.

Available SKUs

Model Specification MOQ
NKSV-20R-U 18mm Clear Precision Screw Headspace Vial, 20ml Round Bottom, 22.5*75.5mm, Type 1 Borosilicate Glass 1 pk
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Certificate of Analysis included
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Product Overview

18mm Clear Precision Screw Headspace Vial, 20ml Round Bottom, designed for use with magnetic orientation headspace autosamplers, ensuring accurate vial positioning and reliable GC headspace analysis.

Research Applications

  • Headspace vials and caps are designed for GC headspace analysis and can withstand internal gas pressure generated during analysis.
  • 18 mm headspace screw caps are designed for use with magnetic orientation headspace autosamplers to ensure accurate vial positioning.
  • Noke offers ND18 screw headspace vials and ND20 crimp headspace vials for different headspace GC applications.
  • ND18 headspace vials are available in 10 mL and 20 mL sizes.
  • ND20 headspace vials are available in 6 mL, 10 mL, and 20 mL sizes.

Key Features

  • Available in flat bottom and round bottom, compatible with various headspace autosampler platforms.
  • Headspace vial caps are designed to prevent sample contamination and provide a secure, consistent seal.
  • Available in aluminum, bimetal, and steel cap materials.
  • Septa options include PTFE/silicone, molded PTFE/butyl rubber, and high-temperature materials.

Technical Support

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OEM Services

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

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Vial Type Screw Neck
Cap Size 18 mm
Glass Tint Clear Glass, 1st Hydrolytic Glass
Volume (Metric) 20 mL
Vial Bottom Round bottom
Vial Dimensions 75.5 mm x 22.5 mm
Compatibility Agilent, CTC, Perkin Elmer, Shimadzu, Varian/Bruker
Technique 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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