Webinars

Webinar: From Constraint to Opportunity: Optimizing GC Methods Post–Methylene Chloride Ban

19 Jun 2026

feature GNBR4923

Available Now On Demand

Executive Summary

The recent ban on methylene chloride has introduced significant challenges for EPA methods, particularly semivolatile analyses that rely on it as a primary extraction solvent. Mitigation strategies, such as reduced-volume extraction or alternative solvents, often introduce efficiency losses that must be compensated for elsewhere in the workflow. This webinar highlights how innovative GC column technology, paired with high-quality reference standards and optimized GC-MS/MS methods, can restore and exceed required sensitivity. Additionally, approaches for high-throughput, fast analysis will be discussed to help laboratories maintain performance and productivity under evolving regulatory constraints.

Key Learning Objectives:

  • Learn about the impact of the methylene chloride ban on EPA 8270 semivolatile methods.
  • Learn about alternative extraction strategies and mitigations to achieve sensitivity.
  • Learn about GC column and GC-MS/MS optimizations to maintain or improve sensitivity and throughput.
  • Learn about how high-quality reference standards are critical for accurate and effective semivolatile analysis.

Who Should Attend?

  • Environmental managers seeking strategies to mitigate the impact of the methylene chloride ban
  • Bench chemists aiming to optimize semivolatile methods for improved sensitivity and throughput
  • Procurement personnel focused on reducing cost per analysis while maintaining performance
  • GC users looking to enhance method performance and analytical efficiency

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著者 / 執筆者

  • Restek Corporation

    Restek is a leading provider of chromatography columns, accessories, and certified reference materials. Trust Restek for reliable, high-quality analytical solutions.

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