| 2818.10 | | Artificial corundum, whether or not chemically defined: | | | | |
| 2818.10.20 | | In grains, or ground, pulverized or refined | | 1.3% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 4.1% |
| 2818.10.20 | 10 | White, pink or ruby, containing more than 97.5 percent by weight of aluminum oxide | kg | | | |
| 2818.20.00 | 00 | Aluminum oxide, other than artificial corundum | kg | Free | | 1.1￠/kg |
| 2818.30.00 | 00 | Aluminum hydroxide | kg | Free | | 1.1￠/kg |
| 2821 | | Iron oxides and hydroxides; earth colors containing 70 percent or more by weight of combined iron evaluated as Fe2O3: | | | | |
| 2825 | | Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides: | | | | |
| 2825.10.00 | 00 | Hydrazine and hydroxylamine and their inorganic salts | kg | 3.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2825.90.20 | 00 | Tin oxides | kg | 4.2% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2826 | | V. SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS | | | | |
| 2826 | | Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts: | | | | |
| 2826.12.00 | 00 | Of aluminum | kg | Free | | 25% |
| 2826.30.00 | 00 | Sodium hexafluoroaluminate (Synthetic cryolite) | t | Free | | Free |
| 2827.32.00 | 00 | Of aluminum | kg | Free | | 25% |
| 2827.39.25 | 00 | Of tin | kg | 4.2% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2827.39.65 | 00 | Of zinc | kg | 1.6% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 5% |
| 2827.59.25 | 00 | Of ammonium, of calcium or of zinc | kg | Free | | 25% |
| 2830 | | Sulfides; polysulfides, whether or not chemically defined: | | | | |
| 2830.90.10 | 00 | Zinc sulfide, luminescent grade having a purity of 99.99 percent or more by weight | kg | Free | | 11% |
| 2830.90.15 | 00 | Other zinc sulfide | kg | 2.8% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 11% |
| 2833.22.00 | 00 | Of aluminum | kg | Free | | 10% |
| 2833.29.45 | 00 | Of zinc | kg | 1.6% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 8% |
| 2835 | | Phosphinates (hypophosphites), phosphonates (phos- phites) and phosphates; polyphosphates, whether or not chemically defined: | | | | |
| 2835.10.00 | 00 | Phosphinates (hypophosphites) and phosphonates (phosphites) | kg | 3.1% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2835.29.10 | 00 | Of aluminum | kg | Free | | 25% |
