| 2840.20.00 | 00 | Other borates | kg | 3.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2840.30.00 | | Peroxoborates (perborates) | | 3.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2840.30.00 | 10 | Sodium perborate | kg | | | |
| 2841.70 | | Molybdates: | | | | |
| 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% |
| 2844.40.00 | | Radioactive elements and isotopes and com- pounds other than those of subheadings 2844.10, 2844.20, and 2844.30; alloys, dis- persions (including cermets), ceramic products and mixtures containing these elements, isotopes or compounds; radioactive residues | | Free | | Free |
| 2844.40.00 | 10 | Elements, isotopes and compounds with cobalt-60 radioactivity only | GBq | | | |
| 2846.90.40 | 00 | Yttrium bearing materials and compounds containing by weight more than 19 percent but less than 85 percent yttrium oxide equivalent | kg | Free | | 25% |
| 2848.00.10 | 00 | Of copper (phosphor copper), containing more than 15 percent by weight of phosphorus | kg | 2.6% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 32.5% |
| 2849 | | Carbides, whether or not chemically defined: | | | | |
| 2849.90.10 | 00 | Of boron | kg | 3.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2850.00 | | Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading 2849: | | | | |
| 2853.00.00 | | Other inorganic compounds (including distilled or conductivity water and water of similar purity); liquid air (whether or not rare gases have been removed); compressed air; amalgams, other than amalgams of precious metals | | 2.8% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2901 | | Acyclic hydrocarbons: | | | | |
| 2901.10.10 | 00 | Ethane and butane | kg | Free | | Free |
| 2901.23.00 | 00 | Butene (Butylene) and isomers thereof | kg | Free | | Free |
| 2901.24 | | Buta-1,3-diene and isoprene: | | | | |
| 2901.24.10 | 00 | Buta-1,3-diene | kg | Free | | Free |
| 2901.24.20 | 00 | Having a purity of 95 percent or more by weight | kg | Free | | 25% |
| 2902 | | Cyclic hydrocarbons: | | | | |
| 2902.20.00 | 00 | Benzene | liters | Free | | Free |
| 2902.60.00 | 00 | Ethylbenzene | kg | Free | | 15.4¢/kg + 55% |
| 2902.90.30 | | Alkylbenzenes and polyalkylbenzenes | | Free | | 15.4¢/kg + 55% |
| 2902.90.30 | 10 | Dodecylbenzene | kg | | | |
| 2902.90.40 | 00 | Anthracene; and 1,4-Di-(2-methylstyryl)benzene | kg | Free | | 15.4¢/kg + 68.5% |
Harmonized Tariff Schedule of the United States inquiry: t
