… Hard rubber (for example, ebonite) in all forms, including waste and scrap; articles of hard rubber. …
Explanatory notes
… 40.17 ‑ Hard rubber (for example, ebonite) in all forms, including … obtained by vulcanising rubber with a high proportion (more than 15 parts per hundred parts of rubber) of combined … It includes vats, troughs, articles of tubing, knife handles and knobs, grip‑handles and the like of all kinds, …