| 2712.20.00 | 00 | Paraffin wax containing by weight less than 0.75 percent of oil | kg | Free | | 2.2¢/kg |
| 2804.30.00 | 00 | Nitrogen | thousand m3 | 3.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2804.61.00 | 00 | Containing by weight not less than 99.99 percent of silicon | kg | Free | | 25% |
| 2804.69.10 | 00 | Containing by weight less than 99.99 percent but not less than 99 percent of silicon | kg Si kg | 5.3% | Free (A*,AU,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 21% |
| 2804.80.00 | 00 | Arsenic | kg | Free | | 13.2¢/kg |
| 2804.90.00 | 00 | Selenium | kg | Free | | Free |
| 2806 | | II. INORGANIC ACIDS AND INORGANIC OXYGEN COMPOUNDS OF NONMETALS | | | | |
| 2808.00.00 | | Nitric acid; sulfonitric acids | | Free | | Free |
| 2808.00.00 | 10 | Nitric acid | kg | | | |
| 2808.00.00 | 20 | Sulfonitric acids | kg | | | |
| 2809.20.00 | 10 | Containing less than 65 percent available diphosphorus pentaoxide (P2O5) equivalents | t | | | |
| 2811 | | Other inorganic acids and other inorganic oxygen compounds of nonmetals: | | | | |
| 2811.11.00 | 00 | Other inorganic acids: | | | | |
| 2811.19.10 | 00 | Arsenic acid | kg | 2.3% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 4.9% |
| 2811.19.60 | 05 | Hydrogen cyanide | kg | | | |
| 2811.21.00 | 00 | Other inorganic oxygen compounds of nonmetals: | | | | |
| 2811.29.10 | 00 | Arsenic trioxide | kg | Free | | Free |
| 2811.29.20 | 00 | Selenium dioxide | kg | Free | | Free |
| 2812.10.50 | 05 | Arsenic trichloride, carbonyl dichloride (phosgene), sulfur monochloride, sulfur dichloride and thionyl chloride | kg | | | |
| 2813.90.10 | 00 | Of arsenic | kg | Free | | Free |
| 2814 | | IV. INORGANIC BASES AND OXIDES, HYDROXIDES AND PEROXIDES OF METALS | | | | |
| 2814 | | Ammonia, anhydrous or in aqueous solution: | | | | |
| 2814.10.00 | 00 | Anhydrous ammonia | t | Free | | Free |
| 2814.20.00 | 00 | Ammonia in aqueous solution | t NH3 t | Free | | Free |
| 2818.10.20 | 10 | White, pink or ruby, containing more than 97.5 percent by weight of aluminum oxide | kg | | | |
Harmonized Tariff Schedule of the United States inquiry: 3203Ã
