| 2530.20 | | Kieserite, epsom salts (natural magnesium sulfates): | | | | |
| 2704.00.00 | 11 | Coke larger than 100 mm (4 inches) in maximum diameter and at least 50 percent of which is retained on a 100-mm (4-inch) sieve after drop shatter testing pursuant to ASTM D 3038, of a kind used in foundries | t | | | |
| 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 |
| 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): | | | | |
| 2710.19.05 | | Distillate and residual fuel oils (including blended fuel oils): | | | | |
| 2710.19.10 | 02 | Having a Saybolt Universal viscosity at 37.8 degrees C of less than 45 seconds (light 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 | | | |
| 2710.91.00 | 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): | | | | |
| 2715.00.00 | 00 | Bituminous mixtures based on natural asphalt, on natural bitumen, on petroleum bitumen, on mineral tar or on mineral tar pitch (for example, bituminous mastics, cut-backs) | t | Free | | Free |
| 2833 | | Sulfates; alums; peroxosulfates (persulfates): | | | | |
| 2833.40 | | Peroxosulfates (persulfates): | | | | |
| 2835 | | Phosphinates (hypophosphites), phosphonates (phos- phites) and phosphates; polyphosphates, whether or not chemically defined: | | | | |
| 2835.10.00 | 00 | Phosphinates (hypophosphites) and phosphonates (phosphites) | kg | 3.1% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2836 | | Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate: | | | | |
| 2840 | | Borates; peroxoborates (perborates): | | | | |
| 2840.30.00 | | Peroxoborates (perborates) | | 3.7% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 25% |
| 2841.80.00 | | Tungstates (wolframates) | | 5.5% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MA,MX, P,SG) | 49.5% |
| 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: | | | | |
| 2844.10 | | Natural uranium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing natural uranium or natural uranium compounds: | | | | |
| 2844.20.00 | | Uranium enriched in U235 and its compounds; plutonium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing uranium enriched in U235, plutonium or compounds of these products | | Free | | Free |
| 2844.30 | | Uranium depleted in U235 and its compounds; thorium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing uranium depleted in U235, thorium, or compounds of 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 |
Harmonized Tariff Schedule of the United States inquiry: no
