| 2519.10.00 | 00 | Natural magnesium carbonate (magnesite) | t | Free | | $10.33/t |
| 2528 | | Natural borates and concentrates thereof (calcined or not), but not including borates separated from natural brine; natural boric acid containing not more than 85 percent of H3BO3 calculated on the dry weight: | | | | |
| 2528.10.00 | 00 | Natural sodium borates and concentrates thereof (whether or not calcined) | kg | Free | | Free |
| 2528.90.00 | 10 | Natural calcium borates | kg | | | |
| 2704.00.00 | | Coke and semicoke of coal, of lignite or of peat, whether or not agglomerated; retort carbon | | Free | | Free |
| 2705.00.00 | 00 | Coal gas, water gas, producer gas and similar gases, other than petroleum gases and other gaseous hydrocarbons | thousand m3 kg | Free | | Free |
| 2707.50.00 | 00 | Other aromatic hydrocarbon mixtures of which 65 percent or more by volume (including losses) distills at 250 degrees C by the ASTM D 86 method | kg liters | Free | | Free |
| 2707.99.90 | 10 | Carbon black feedstocks | bbl | | | |
| 2710.11.18 | 05 | Reformulated blendstock for oxygenate blending (RBOB) | bbl | | | |
| 2710.11.45 | | 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 |
| 2710.19.05 | 05 | 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): | | | | |
| 2710.19.05 | 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): | | | | |
| 2710.19.45 | | 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 |
| 2710.99.45 | 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 |
| 2711 | | Petroleum gases and other gaseous hydrocarbons: | | | | |
| 2803.00.00 | | Carbon (carbon blacks and other forms of carbon not elsewhere specified or included) | | Free | | 20% |
| 2803.00.00 | 10 | Carbon black | kg | | | |
| 2804.50.00 | | Boron; tellurium | | Free | | 25% |
| 2804.50.00 | 10 | Boron | kg | | | |
| 2810.00.00 | 00 | Oxides of boron; boric acids | t | 1.5% | Free (A*,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 8.5% |
| 2811.21.00 | 00 | Carbon dioxide | t | 3.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2812.10.50 | 05 | Arsenic trichloride, carbonyl dichloride (phosgene), sulfur monochloride, sulfur dichloride and thionyl chloride | kg | | | |
