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Gas Chromatography-Mass Spectrometry Paired with Total Vaporization Solid-Phase Microextraction as a Forensic Tool
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JoVE Journal Chemistry
Gas Chromatography-Mass Spectrometry Paired with Total Vaporization Solid-Phase Microextraction as a Forensic Tool

Gas Chromatography-Mass Spectrometry Paired with Total Vaporization Solid-Phase Microextraction as a Forensic Tool

DOI:
10.3791/61880-v

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05:31 min

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May 25, 2021

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1Department of Chemistry & Chemical Biology,Indiana University – Purdue University Indianapolis, 2Forensic & Investigative Sciences Program,Indiana University – Purdue University Indianapolis

Chapters

  • 00:04Introduction
  • 01:12General TV-SPME Sample Preparation and GC-MS Analysis
  • 02:23Gamma Hydroxy Butyrate (GHB) and Gamma-butyrolactone (GBL) Sample Preparation
  • 02:55GC-MS Parameters and Setup for GHB and GBL in Water
  • 03:53Results: Total Vaporization Solid Phase Microextraction (TV-SPME) of GHB and GBL
  • 05:08Conclusion

Summary

Automatic Translation

Automatic Translation

Total Vaporization Solid Phase Microextraction (TV-SPME) completely vaporizes a liquid sample whilst analytes are sorbed onto a SPME fiber. This allows for partitioning of the analyte between only the solvent vapor and the SPME fiber coating.

Tags

Gas Chromatography-mass SpectrometryTotal VaporizationSolid-phase MicroextractionForensic ToolTV-SPMESample AnalysisVolatile AnalytesHigh SensitivitySample PreparationDerivatizationGC-MS ParametersGamma-hydroxybutyrateGamma-butyrolactone

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