| 2710.19.05 | 25 | Having a Saybolt Universal viscosity at 37.8 degrees C of more than 125 seconds (heavy fuel oils): | | | | |
| 2710.19.10 | 15 | Having a Saybolt Universal viscosity at 37.8 degrees C of 45 seconds or more but not more than 125 seconds (No. 4-type fuel oils): | | | | |
| 2710.19.10 | 50 | Having a Saybolt Universal viscosity at 37.8 degrees C of more than 125 seconds (heavy fuel oils) | bbl | | | |
| 2710.19.10 | 02 | Having a Saybolt Universal viscosity at 37.8 degrees C of less than 45 seconds (light fuel oils): | | | | |
| 2710.19.30 | | Lubricating oils and greases, with or without additives: | | | | |
| 2710.19.30 | 20 | Automotive, diesel or marine engine lubricating oils | bbl | | | |
| 2710.19.30 | 40 | Automotive gear oils | bbl | | | |
| 2710.19.35 | 00 | Containing not over 10 percent by weight of salts of fatty acids of animal (including marine animal) or vegetable origin | kg | 5.8% | Free (A,AU,BH, CA,CL,IL,J+,JO, MA,MX,P, R,SG) | 20% |
| 2710.19.45 | | Mixtures of hydrocarbons not elsewhere specified or included, which contain by weight not over 50 percent of any single hydrocarbon compound | | 10.5¢/bbl | Free (A+,AU,BH, CA,CL,D,IL,J+,JO, MA,MX,P, R,SG) | 21¢/bbl |
| 2710.99.31 | 00 | Wastes of lubricating oils and greases (whether or not containing additives): | | | | |
| 2710.99.32 | 00 | Containing not over 10 percent by weight of salts of fatty acids of animal (including marine animal) or vegetable origin | kg | 5.8% | Free (A,AU,BH, CA,CL,IL,J+,JO, MA,MX,P, R,SG) | 20% |
| 2710.99.45 | 00 | Mixtures of hydrocarbons not elsewhere specified or included, which contain not over 50 percent of any single hydrocarbon compound | bbl | 10.5¢/bbl | Free (A+,AU,BH, CA,CL,D,IL,J+,JO, MA,MX,P, R,SG) | 21¢/bbl |
| 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% |
| 2843.21.00 | 00 | Silver compounds: | | | | |
| 2843.21.00 | 00 | Silver nitrate | kg | 3.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2844 | | Radioactive chemical elements and radioactive isotopes (including the fissile or fertile chemical elements and isotopes) and their compounds; mixtures and residues containing these products: | | | | |
| 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 |
| 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% |
| 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% |
| 2901.10.40 | 00 | Derived in whole or in part from petroleum, shale oil or natural gas | kg | Free | | 25% |
| 2901.29.10 | | Derived in whole or in part from petroleum, shale oil or natural gas | | Free | | 25% |
| 2903 | | Halogenated derivatives of hydrocarbons: | | | | |
| 2903.11.00 | | Saturated chlorinated derivatives of acyclic hydrocarbons: | | | | |
| 2903.21.00 | 00 | Unsaturated chlorinated derivatives of acyclic hydrocarbons: | | | | |
| 2903.31.00 | 00 | Fluorinated, brominated or iodinated derivatives of acyclic hydrocarbons: | | | | |