| 2510 | | Natural calcium phosphates, natural aluminum calcium phosphates and phosphatic chalk: | | | | |
| 2523 | | Portland cement, aluminous cement, slag cement, supersulfate cement and similar hydraulic cements, whether or not colored or in the form of clinkers: | | | | |
| 2523.30.00 | 00 | Aluminous cement | t | Free | | $1.32/t, including weight of container |
| 2606.00.00 | | Aluminum ores and concentrates | | Free | | $1/t |
| 2620.40.00 | | Containing mainly aluminum | | Free | | Free |
| 2818 | | Artificial corundum, whether or not chemically defined; aluminum oxide; aluminum hydroxide: | | | | |
| 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 |
| 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% |
| 2833.22.00 | 00 | Of aluminum | kg | Free | | 10% |
| 2835.29.10 | 00 | Of aluminum | kg | Free | | 25% |
| 2841.90.40 | 00 | Aluminates | kg | 3.1% | Free (A,AU,BH, CA,CL,E,IL,J,JO, K,MA,MX,P,SG) | 25% |
| 2842 | | Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides: | | | | |
| 2842.10.00 | 00 | Double or complex silicates, including alumino- silicates whether or not chemically defined | kg | 3.7% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,K,MA,MX, P,SG) | 25% |
| 3212.90.00 | 10 | Metallic aluminum pigments | kg | | | |
| 6902.20 | | Containing by weight more than 50 percent of alumina (Al2O3), of silica (SiO2) or of a mixture or compound of these products: | | | | |
| 6902.20.10 | 10 | Alumina | thousand t | | | |
| 6902.20.50 | 10 | Alumina | t | | | |
| 6903.20.00 | 00 | Containing by weight more than 50 percent of alumina (Al2O3) or of a mixture or compound of alumina and of silica (SiO2) | kg | Free | | 30% |
| 6914.10.40 | 00 | Ceramic ferrules of porcelain or china, not exceeding 3 mm in diameter or 25 mm in length, having a fiber channel opening and/or ceramic mating sleeves of alumina or zirconia | X | Free | | 60% |
| 6914.90.41 | 00 | Ceramic ferrules of alumina or zirconia, not exceeding 3 mm in diameter or 25 mm in length, having a fiber channel opening and/or ceramic mating sleeves of alumina or zirconia | X | Free | | 45% |
Harmonized Tariff Schedule of the United States inquiry: t
