Jove
Visualize
Contact Us

Related Experiment Videos

Introduction to pyrolysis-capillary gas chromatography.

T P Wampler1

  • 1CDS Analytical, Inc., Oxford, PA 19363-0277, USA.

Journal of Chromatography. A
|June 23, 1999
PubMed
Summary

Analytical pyrolysis breaks down large molecules into smaller fragments for analysis using gas chromatography. This technique aids in identifying polymers, understanding their structure, and ensuring quality control.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Drug use and validity of substance use self-reports in veterans seeking help for posttraumatic stress disorder.

Journal of consulting and clinical psychology·2000
Same author

Risperidone in PTSD.

Psychiatric services (Washington, D.C.)·1998
Same author

Dynamic headspace analyses of residual volatiles in pharmaceuticals.

Journal of chromatographic science·1985
See all related articles
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Area of Science:

  • Analytical Chemistry
  • Polymer Science

Background:

  • Analytical pyrolysis is a technique used to analyze polymeric materials.
  • It involves breaking down large molecules into characteristic smaller fragments.

Purpose of the Study:

  • To extend the use of gas chromatography (GC) for analyzing polymers.
  • To interpret molecular fragments for polymer microstructure analysis.
  • To facilitate routine identification and quality control of synthetic and natural polymers.

Main Methods:

  • Utilizing analytical pyrolysis to generate molecular fragments from polymers.
  • Employing gas chromatography (GC) to separate and analyze these fragments.
  • Interfacing pyrolysis devices (microfurnace, Curie-point, filament) efficiently with GC systems.

Main Results:

  • Characteristic fragmentation patterns were observed for various polymers.
  • The technique allowed for the identification of polymer and copolymer microstructure.
  • Successful routine identification and quality control were demonstrated.

Conclusions:

  • Analytical pyrolysis, coupled with GC, is a powerful tool for polymer analysis.
  • Understanding the fragmentation chemistry is key to interpreting results.
  • Efficient interfacing of pyrolysis devices with GC is crucial for maximizing analytical resolution.

Related Experiment Videos