| 2611.00.60 | 00 | Concentrates | kg W kg | 37.5￠/kg on tungsten content | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | $1.10/kg on tungsten content |
| 2612 | | Uranium or thorium ores and concentrates: | | | | |
| 2612.10.00 | 00 | Uranium ores and concentrates | kg | Free | | Free |
| 2612.20.00 | 00 | Thorium ores and concentrates | t | Free | | Free |
| 2613 | | Molybdenum ores and concentrates: | | | | |
| 2614.00 | | Titanium ores and concentrates: | | | | |
| 2615 | | Niobium (columbium), tantalum, vanadium or zirconium ores and concentrates: | | | | |
| 2615.10.00 | 00 | Zirconium ores and concentrates | kg | Free | | Free |
| 2615.90.30 | 00 | Synthetic tantalum-niobium (columbium) concentrates | kg | Free | | 30% |
| 2615.90.60 | 30 | Niobium (columbium) ores and concentrates | kg | | | |
| 2615.90.60 | 60 | Tantalum ores and concentrates | kg | | | |
| 2615.90.60 | 90 | Vanadium ores and concentrates | kg V2O5 kg | | | |
| 2616 | | Precious metal ores and concentrates: | | | | |
| 2616.10.00 | | Silver ores and concentrates | | 0.8￠/kg on lead content | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MA,MX, P,SG) | 8.8￠/kg on copper content + 3.3￠/kg on lead content + 3.7￠/kg on zinc content |
| 2617 | | Other ores and concentrates: | | | | |
| 2617.10.00 | 00 | Antimony ores and concentrates | kg Sb kg | Free | | Free |
| 2617.90.00 | 30 | Beryllium ores and concentrates | kg | | | |
| 2936 | | Provitamins and vitamins, natural or reproduced by synthesis (including natural concentrates), derivatives thereof used primarily as vitamins, and intermixtures of the foregoing, whether or not in any solvent: | | | | |
| 2936.90.01 | | Other, including proviatmins and natural concentrates | | Free | | 25% |
| 2939.11.00 | 00 | Concentrates of poppy straw; buprenorphine (INN); codeine, dihydrocodeine (INN), ethylmorphine, etorphine (INN), heroin, hydrocodone (INN), hydromorphone (INN), morphine, nicomorphine (INN), oxycodone (INN), oxymorphone (INN), pholcodine (INN), thebacon (INN) and thebaine; salts thereof | kg | Free | | 15.4￠/kg + 50% |
| 3301 | | Essential oils (terpeneless or not), including concretes and absolutes; resinoids; extracted oleoresins; concentrates of essential oils in fats, in fixed oils, in waxes or the like, obtained by enfleurage or maceration; terpenic by- products of the deterpenation of essential oils; aqueous distillates and aqueous solutions of essential oils: | | | | |
| 3502 | | Albumins (including concentrates of two or more whey proteins, containing by weight more than 80 percent whey proteins, calculated on the dry matter), albuminates and other albumin derivatives: | | | | |
| 3502.20.00 | 00 | Milk albumin, including concentrates of two or more whey proteins | kg | Free | | Free |
| 3507.10.00 | 00 | Rennet and concentrates thereof | kg | Free | | Free |
