| 2620.29.00 | | Other | | Free | | 8.8¢/kg on copper content + 3.3¢/kg on lead content + 3.7¢/kg on zinc content |
| 2620.29.00 | 10 | Copper content | Cu kg | | | |
| 2620.29.00 | 40 | Silver content | Ag g | | | |
| 2620.30.00 | | Containing mainly copper | | Free | | 8.8¢/kg on copper content + 3.3¢/kg on lead content + 3.7¢/kg on zinc content |
| 2620.30.00 | 10 | Copper content | Cu kg | | | |
| 2620.30.00 | 40 | Silver content | Ag g | | | |
| 2620.40.00 | 30 | Vanadium bearing materials | kg V2O5 kg | | | |
| 2620.40.00 | 60 | Other | kg | | | |
| 2620.60 | | Containing arsenic, mercury, thallium or their mixtures, of a kind used for the extraction of arsenic or those metalsor for the manufacture of their chemical compounds: | | | | |
| 2620.60.10 | 00 | Of a kind used only for the extraction of arsenic or the manufacture of its chemical compounds | kg | 5% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MA,MX, P,SG) | 25% |
| 2620.60.90 | 00 | Other | kg | Free | | 30% |
| 2620.91.00 | 00 | Other: | | | | |
| 2620.91.00 | 00 | Containing antimony, beryllium, cadmium, chromium or their mixtures | kg | Free | | 30% |
| 2620.99 | | Other: | | | | |
| 2620.99.30 | 00 | Materials not provided for elsewhere in this heading containing by weight over 10 percent nickel | kg Ni kg | Free | | Free |
| 2620.99.50 | 00 | Slag containing by weight over 40 percent titanium, and which if containing over 2 percent by weight of copper, lead, or zinc is not to be treated for the recovery thereof | kg | Free | | Free |
| 2620.99.75 | | Other materials which are residues not advanced in value or condition by any means, and which if containing over 2 percent by weight of copper, lead or zinc are not to be treated for the recovery thereof | | Free | | Free |
| 2620.99.75 | 20 | Vanadium bearing materials | kg V2O5 kg | | | |
| 2620.99.75 | 40 | Other (specify kind) | kg | | | |
| 2620.99.75 | 60 | Silver content | Ag g | | | |
| 2620.99.85 | 00 | Other | kg | Free | | 30% |
| 2621 | | Other slag and ash, including seaweed ash (kelp); ash and residues from the incineration of municipal waste: | | | | |
| 2621.10.00 | 00 | Ash and residues from the incineration of municipal waste | t | Free | | Free |
| 2621.90.00 | 00 | Other | t | Free | | Free |
| 2701 | | Coal; briquettes, ovoids and similar solid fuels manufactured from coal: | | | | |
Harmonized Tariff Schedule of the United States inquiry: 3920590000
