Detection of ethylene oxide in medical equipment by headspace-trap with multi-step enrichment and GC-MS

19 Jan 2026

Levels of residual ethylene oxide remaining on medical equipment after sterilization are usually measured by extraction with water, but subsequent methods to analyze that water lack sensitivity.

Explore an alternative method that uses the focusing trap of Centri 90 to extract multiple large (5 mL) headspace volumes from a single water sample and analyze these together in one run. Discover how this method is fully automated and highly sensitive, to achieve a detection limit of 0.35 µg/L from water.

Centri 90

Markes International Ltd

High-throughput platform for routine, high-sensitivity analysis using high-capacity sorptive extraction (HiSorb), headspace- and SPME-based workflows

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GC-MS GC-MS (gas chromatography-mass spectrometry) instruments and equipment are used to separate, quantify and identify mixtures of small and volatile compounds, such as polycyclic aromatics, fatty acids and alcohols. Often used in drug detection, forensic investigation and environmental analysis for pesticides and contaminants, GC-MS is a powerful addition to your lab’s analytical capabilities. GC-MS/MS instruments equipped with a qTOF or triple quadrupole analyzers can give greater sensitivity and resolution to your analysis. Find the best GC-MS instruments and equipment in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.Medical DeviceQuality ControlQuality control is needed in all production processes. Quality control is a monitoring procedure or set of procedures that are put in place to ensure that a manufactured product adheres to a defined set of quality criteria.
Detection of ethylene oxide in medical equipment by headspace-trap with multi-step enrichment and GC-MS