| 2620.21.00 | 40 | Silver content | Ag g |  |  |  | 
| 2620.29.00 | 30 | Zinc content | Zn 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 | 30 | Zinc content | Zn kg |  |  |  | 
| 2620.30.00 | 40 | Silver content | Ag g |  |  |  | 
| 2620.40.00 |  | Containing mainly aluminum |  | Free |  | Free | 
| 2620.40.00 | 30 | Vanadium bearing materials | kg V2O5 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% | 
| 2620.91.00 | 00 | Containing antimony, beryllium, cadmium, chromium or their mixtures | kg | Free |  | 30% | 
| 2620.99.10 | 00 | Containing mainly vanadium | kg V2O5 kg | Free |  | Free | 
| 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% | 
| 2620.99.30 | 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 |  |  |  | 
| 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 | 
| 2701 |  | Coal; briquettes, ovoids and similar solid fuels manufactured from coal: |  |  |  |  | 
| 2701.11.00 | 00 | Coal, whether or not pulverized, but not agglomerated: |  |  |  |  | 
| 2701.11.00 | 00 | Anthracite | t | Free |  | Free | 
| 2701.12.00 |  | Bituminous coal |  | Free |  | Free |