Hierarchy classification:

1. top of the aat hierarchies
2. Activities Facet
3. Processes and Techniques (hierarchy name)
4. [processes and techniques by specific type]
5. analysis and testing techniques
6. chromatography
7. gas chromatography

Narrower term/s

• thermal hydrolysis and methylation

Anotations

Scope note:

Gas chromatography initiated by pyrolysis of the solid state. The molecular breakdown effected by high temperature may result in molecules that are more stable than those separated through standard vaporisation.