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9mm Bonded cap with septa for 9mm HPLC Vial

Screw cap vials are universal. When the cap is screwed on, a mechanical force is applied that compresses the septum between the rim of the vial and the cap. Screw caps provide an excellent seal and mechanically hold the septum in place during piercing. No tools are required for assembly.

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Caps

  • Caps for screw thread vials are available with either an open hole for autosampler use and standard addition or with a solid top for sample storage. One piece polypropylene cap and membrane are also available. These pierceable screw thread caps are designed for one time use and reduce sample preparation time as there is no cap and seal to assemble.
  • Screw cap vials are universal. When the cap is screwed on, a mechanical force is applied that compresses the septum between the rim of the vial and the cap. Screw caps provide an excellent seal and mechanically hold the septum in place during piercing. No tools are required for assembly.

PTFE/Silicone Septa:

  • High quality, pure silicone is laminated to PTFE to provide a pure, highly inert septum with excellent resealing characteristics even after repeated punctures.
  • Septa-silica gel has strong repeat sealing ability and can maintain good sealing performance after multiple injections;
  • PTFE is a material with currently better chemical conditions and can withstand strong acids and alkalis.The two materials After compounding, the vial can be used for various laboratory purposes such as sealed sampling, chemical storage and so on.

Detail:

  • Suitable for: 9mm Short Thread Vials
  • Caps Material: polypropylene
  • Septa Material: PTFE / Silicone
  • Septa Size: 9x1mm
  • Cap Features: 6mm Centre Hole or Closed Top
  • Color: Blue, Black, Red, Yellow or Customized
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