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. spectroscopy

Anotations

Scope note:

Qualitative and quantitative element analysis made by applying X-ray to the sample and then analysing the re-emitted element characteristic fluorescent X-ray. Examples of use are in chemical, electronic, food, and refinery industries.