2620            |    Slag, ash and residues (other than from the manufacture of iron or steel), containing arsenic, metals or their compounds.
2620.11.00     -- Hard zinc spelter
2620.19.00     -- Other
2620.21.00     -- Leaded gasoline sludges and leaded anti-knock compound sludges
2620.29.00     -- Other
2620.30.00   - Containing mainly copper
2620.40.00   - Containing mainly aluminium
2620.60.00    - containing arsenic, mercury, thallium or their Mixtures, of a kind used for the extraction of arsenic or those metals or for the manufacture of their chemical compounds
2620.91.00     -- Containing antimony, beryllium, cadmium, chromium or their mixtures
2620.99.00     -- Other