… having individual functions, not specified or included elsewhere in this Chapter. …
Explanatory notes
… goods or parts (valves, transformers, capacitors, chokes, resistors, etc.) operating wholly electrically. However, the … Particle accelerators are used mainly in nuclear research, but they also serve in the production of … capable of producing either beta‑rays or gamma‑rays as required, fall in heading 90.22 . (2) Signal generators . …