| 2849 | | Carbides, whether or not chemically defined: | | | | |
| 2849.20.20 | 00 | In grains, or ground, pulverized or refined | kg | 0.5% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 1.6% |
| 2849.90.10 | 00 | Of boron | kg | 3.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2849.90.30 | 00 | Of tungsten | kg W kg | 5.5% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MA,MX, P,SG) | 55.5% |
| 2850.00 | | Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading 2849: | | | | |
| 2850.00.10 | 00 | Of tungsten | kg W kg | 5.5% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MA,MX, P,SG) | 45.5% |
| 2852.00 | | Compounds, inorganic or organic, of mercury, excluding amalgams: | | | | |
| 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% |
| 2853.00.00 | 05 | Cyanogen chloride | kg | | | |
| 2853.00.00 | 10 | Gallium arsenide wafers, undoped | kg | | | |
| 2901 | | Acyclic hydrocarbons: | | | | |
| 2901.10.10 | 00 | Ethane and butane | kg | Free | | Free |
| 2901.10.40 | 00 | Derived in whole or in part from petroleum, shale oil or natural gas | kg | Free | | 25% |
| 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% |
| 2901.29.10 | | Derived in whole or in part from petroleum, shale oil or natural gas | | Free | | 25% |
| 2901.29.10 | 10 | Linear α-olefins (C6-C30), unmixed | kg | | | |
| 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% |
