8109210000 10
- Unwrought zirconium; powders
8109210000 80
- - Containing less than 1 part hafnium to 500 parts zirconium by weight
8109310000 10
- Waste and scrap
8109310000 80
8109910000 10
- Other
8109910000 80
- - Containing less than 1 part hafnium to 500 part zirconium by weight