| 2846.10.00 | 00 | Cerium compounds | kg | 5.5% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 35% |
| 2846.90.20 | 10 | Rare-earth oxides except cerium oxide | kg | | | |
| 2846.90.40 | 00 | Yttrium bearing materials and compounds containing by weight more than 19 percent but less than 85 percent yttrium oxide equivalent | kg | Free | | 25% |
| 2922.41.00 | 10 | Meeting requirements of Food Chemical Codex, Codex Alimentarius or United States Pharmacopeia | kg | | | |
| 3606 | | Ferrocerium and other pyrophoric alloys in all forms; articles of combustible materials as specified in note 2 to this chapter: | | | | |
| 3606.90.30 | 00 | Ferrocerium and other pyrophoric alloys | kg | 5.9% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MA,MX, P,SG) | 56.7% |
