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Peter Zemek 2 min read

EPA Method 18 compliance by GC-PTR-TOF-MS


Contributors

Peter Zemek

With over 38 years of experience in environmental, industrial, and process engineering, Dr. Peter Zemek is a recognized leader in emerging contaminant technologies, including PFAS detection and carbon capture. A patent-holding scientist and strategic executive, Peter has led global initiatives in air, soil, and groundwater monitoring, developed cutting-edge spectrometry platforms, and spearheaded regulatory innovations. His work spans technical leadership, M&A strategy, and international client engagement, with successful deployments in over a dozen countries. At RJ Lee Group, he drives innovation in VOC testing, litigation support, and advanced analytical services, helping clients navigate complex compliance landscapes with science-backed solutions.


Next-generation EPA Method 18 compliance technologies:

The next generation of EPA Method 18 compliance enables the use of advanced instrumentation that delivers even higher precision and automation for VOC (Volatile Organic Compounds).

Are you ready to take advantage of advanced detection technologies?

EPA Method 18 states that any detector may be used for quantification, provided that a gas chromatography (GC) column capable of separating compounds is used prior to detection.

Next-gen detector: PTR-TOF-MS combined  with advanced GC systems 

Combining PTR-TOF-MS with advanced GC systems enables orders-of-magnitude lower detection limits for organic and inorganic compounds while also providing high-resolution, part-per-trillion analyses at your location.

These technologies are validated for Method 18 applications and directly support regulatory requirements for emissions-compliance testing by enabling precise compound identification and quantification, as required by the method. Pre-test screenings with real-time, direct readings (1 Hz) provide a baseline before the compliance test begins and are included with every project.

RJ Lee Group delivers this capability through fully equipped mobile laboratory platforms that eliminate traditional constraints.

  • No more uncertainty from retention time shifts
  • Ultra-sensitive detection with definitive compound identification
  • On-site deployment for rapid project execution
  • State-of-the-art instrumentation without capital expenditure
  • Cost-effective subcontracted analytical power when you need it

This is Method 18 compliance—redefined.

Bring next-generation GC detection to your facility with RJ Lee Group’s mobile analytical solutions.