| 2818 | | Artificial corundum, whether or not chemically defined; aluminum oxide; aluminum hydroxide: | | | | |
| 2818.10 | | Artificial corundum, whether or not chemically defined: | | | | |
| 2818.10.10 | 00 | Crude | t | Free | | Free |
| 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 | | | |
| 2818.10.20 | 90 | Other | 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 |
| 2819 | | Chromium oxides and hydroxides: | | | | |
| 2819.10.00 | 00 | Chromium trioxide | kg | 3.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2819.90.00 | 00 | Other | kg | 3.7% | Free (A,AU,BH, CA,CL,E, IL,J,JO, MA,MX,P,SG) | 25% |
| 2820 | | Manganese oxides: | | | | |
| 2820.10.00 | 00 | Manganese dioxide | kg | 4.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2820.90.00 | 00 | Other | kg | 4.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2821 | | Iron oxides and hydroxides; earth colors containing 70 percent or more by weight of combined iron evaluated as Fe2O3: | | | | |
| 2821.10.00 | | Iron oxides and hydroxides | | 3.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2821.10.00 | 10 | Synthetic pigments: | | | | |
| 2821.10.00 | 20 | Red | kg | | | |
| 2821.10.00 | 30 | Yellow | kg | | | |
| 2821.10.00 | 40 | Other | kg | | | |
| 2821.10.00 | 50 | Other | kg | | | |
| 2821.20.00 | 00 | Earth colors | kg | 5.5% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 20% |
| 2822.00.00 | 00 | Cobalt oxides and hydroxides; commercial cobalt oxides | kg | 0.1% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 1.7% |
| 2823.00.00 | 00 | Titanium oxides | kg | 5.5% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 30% |
| 2824 | | Lead oxides; red lead and orange lead: | | | | |
