| 2620.21.00 | 50 | Gold content | Au g | | | |
| 2620.29.00 | 10 | Copper content | Cu kg | | | |
| 2620.29.00 | 20 | Lead content | Pb kg | | | |
| 2620.29.00 | 30 | Zinc content | Zn kg | | | |
| 2620.29.00 | 40 | Silver content | Ag g | | | |
| 2620.29.00 | 50 | Gold content | Au g | | | |
| 2620.30.00 | 10 | Copper content | Cu kg | | | |
| 2620.30.00 | 20 | Lead content | Pb kg | | | |
| 2620.30.00 | 30 | Zinc content | Zn kg | | | |
| 2620.30.00 | 40 | Silver content | Ag g | | | |
| 2620.30.00 | 50 | Gold content | Au g | | | |
| 2620.99.20 | 00 | Containing mainly tungsten | kg W kg | 17.6¢/kg on tungsten content + 3.8% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | $1.32/kg on tungsten content + 40% |
| 2620.99.75 | 60 | Silver content | Ag g | | | |
| 2620.99.75 | 80 | Gold content | Au g | | | |
| 2621.10.00 | 00 | Ash and residues from the incineration of municipal waste | t | Free | | Free |
| 2701.11.00 | 00 | Anthracite | t | Free | | Free |
| 2702.20.00 | 00 | Agglomerated lignite | t | Free | | Free |
| 2704.00.00 | | Coke and semicoke of coal, of lignite or of peat, whether or not agglomerated; retort carbon | | Free | | Free |
| 2707.10.00 | 00 | Benzene | liters | Free | | Free |
| 2707.20.00 | 00 | Toluene | liters | Free | | Free |
| 2707.30.00 | 10 | m-Xylene | liters | | | |
| 2707.30.00 | 20 | o-Xylene | liters | | | |
| 2707.30.00 | 30 | p-Xylene | liters | | | |
| 2707.40.00 | 00 | Naphthalene | kg liters | Free | | Free |
| 2707.99.40 | 00 | Carbazole having a purity of 65 percent or more by weight | kg | 0.9¢/kg + 3% | Free (A,AU,CA,BH, CL,E,IL,J,JO,L, MA,MX,P,SG) | 15.4¢/kg + 40% |