Headspace Vials and Caps Stability in an Oven at 105 C with Extended Exposure - Tech Information
September 5, 2017
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Date: 5-SEPTEMBER-2017   Last Update: 1-FEBRUARY-2026

When using MICROSOLV Headspace Vials and aluminum crimp caps such as those listed below, in applications that require prolonged heating at 105 °C, the materials used in these components are designed to remain stable and maintain proper system performance under these conditions.

Material Performance

  • Borosilicate glass vials exhibit excellent thermal stability and are routinely used in applications exceeding 105 °C. They maintain structural integrity, resist thermal stress, and do not deform at this temperature.
  • Aluminum crimp caps retain their mechanical clamping force and do not soften or lose shape at 105 °C.
  • PTFE/silicone septa (commonly paired with crimp caps) are designed for high‑temperature sealing and maintain chemical resistance, seal integrity, and low extractables at this temperature range.

Seal Integrity

Under extended heating periods:

  • The crimp seal remains tight, ensuring minimal risk of vapor loss or contamination.
  • Septum compression set remains within acceptable limits, supporting reliable analytical performance.

Expected Performance

Based on material specifications and typical laboratory use conditions, these vial-and-cap assemblies are expected to perform reliably at 105 °C for long-term oven exposure without compromising vial strength, cap function, or septum seal quality.


95025-VN-05C | 5 ml Headspace Vial
95025-08-1S | Headspace Cap | Silicone/PTFE | 20 mm 

 

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