| 2710.19.10 | 04 | Containing more than 500 ppm of sulfur | bbl | | | |
| 2710.19.10 | 05 | Containing not more than 15 ppm of sulfur | bbl | | | |
| 2710.19.10 | 07 | Containing more than 15 ppm but not more than 500 ppm of sulfur | bbl | | | |
| 2710.19.10 | 08 | Containing more than 500 ppm of sulfur | bbl | | | |
| 2710.19.10 | 11 | Containing not more than 15 ppm of sulfur | bbl | | | |
| 2710.19.10 | 13 | Containing more than 15 ppm but not more than 500 ppm of sulfur | bbl | | | |
| 2710.19.10 | 14 | Containing more than 500 ppm of sulfur | bbl | | | |
| 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 | 15 | Containing not more than 500 ppm of sulfur | bbl | | | |
| 2710.19.10 | 25 | Containing more than 500 ppm of sulfur | bbl | | | |
| 2710.19.10 | 50 | Having a Saybolt Universal viscosity at 37.8 degrees C of more than 125 seconds (heavy fuel oils) | bbl | | | |
| 2710.19.35 | 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 |
| 2710.91.00 | 00 | Containing polychlorinated biphenyls (PCBs), polychlorinated terphenyls (PCTs) or polybrominated biphenyls (PBBs) | bbl | 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 |
| 2712.20.00 | 00 | Paraffin wax containing by weight less than 0.75 percent of oil | kg | Free | | 2.2￠/kg |
| 2804.61.00 | 00 | Silicon: | | | | |
| 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% |
| 2809.20.00 | 10 | Containing less than 65 percent available diphosphorus pentaoxide (P2O5) equivalents | t | | | |
| 2811.22 | | Silicon dioxide: | | | | |
| 2818.10.20 | 10 | White, pink or ruby, containing more than 97.5 percent by weight of aluminum oxide | kg | | | |
| 2821 | | Iron oxides and hydroxides; earth colors containing 70 percent or more by weight of combined iron evaluated as Fe2O3: | | | | |
