| 2620.21.00 | 20 | Lead content | Pb kg | | | |
| 2620.21.00 | 30 | Zinc content | Zn kg | | | |
| 2620.21.00 | 40 | Silver content | Ag g | | | |
| 2620.21.00 | 50 | Gold content | Au g | | | |
| 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 | | | |
| 2620.29.00 | 50 | Gold content | Au g | | | |
| 2620.29.00 | 20 | Lead content | Pb kg | | | |
| 2620.29.00 | 30 | Zinc content | Zn kg | | | |
| 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 | 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 | | | |
| 2620.40.00 | 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: | | | | |
| 2620.99.20 | 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% |
Harmonized Tariff Schedule of the United States inquiry: 3920590000
