Feature|Videos|November 5, 2025

Expanding Fuels Analysis to Pyrolysis Oils: Inside ASTM D8519 and VUV Technology

Sean Jameson, SVP of Business Development at VUV Analytics, discusses the newly released ASTM D8519 method. This method extends established VUV-based hydrocarbon analysis into the pyrolysis oil range, enabling automated, scalable characterization of complex recycled and biomass-derived feedstocks up to C64.

Sponsored by VUV Analytics

In this video, Sean Jameson, SVP of Business Development, at VUV Analytics explains the development and application of ASTM D8519, the newest addition to a suite of automated fuels analysis methods using vacuum ultraviolet (VUV) detection.

Key Objectives

  • Understand the scope and application of ASTM D8519.
  • Recognize the analytical advantages of VUV detection for characterizing complex recycled and biomass-derived feedstocks.
  • Identify key compositional markers in pyrolysis oils and understand their significance for quality assessment and process optimization.

Building on the success of ASTM D8071 and subsequent methods for gasoline, jet fuel, diesel, and biodiesel, D8519 expands the validated PIONA library and analytical range up to C64, making it ideal for the detailed characterization of pyrolysis oils derived from waste plastics, tires, and emerging biomass sources.

The method quantifies hydrocarbon composition by carbon number and boiling point, while also identifying critical markers for polymerization and contamination. Fully automated and scalable, the VUV-based approach provides a standardized, high-throughput alternative to complex GC×GC and gas chromatography-mass spectrometry (GC–MS) workflows, helping laboratories and refineries more efficiently commoditize recycled and renewable feedstocks across global markets.

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