Explanatory notes
… Chapter 81 Other base metals; cermets; articles thereof GENERAL This Chapter is limited to the following base … molybdenum (heading 81.02), tantalum (heading 81.03), magnesium (heading 81.04), cobalt, including cobalt mattes … zirconium (heading 81.09), antimony (heading 81.10) and manganese (heading 81.11). (B) Beryllium, chromium, hafnium, …