Harmonized System
Section XV > Chapter 80 > Heading 8006
[deleted]
Section XV > Chapter 80 > Heading 8007
Other articles of tin.
Section XV > Chapter 80 > Heading 8007 > 8007.00
Other articles of tin
Section XV > Chapter 81
Other base metals; cermets; articles thereof
Section XV > Chapter 81 > Heading 8101
Tungsten (wolfram) and articles thereof, including waste and scrap.
Section XV > Chapter 81 > Heading 8101 > 8101.9 > 8101.94
Unwrought tungsten, including bars and rods obtained simply by sintering
Section XV > Chapter 81 > Heading 8101 > 8101.9 > 8101.97
Waste and scrap