Leaded Anti-Knock Compound Sludge with Gold Residue
Sludge byproduct from leaded anti-knock compound manufacturing, primarily lead-based with trace gold from alloyed components. Falls under HTS 2620.21.0050 for leaded sludges containing gold, used in industry for metal recovery. Meets chapter note (b) for arsenic/metal-containing residues for extraction.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If processed into lead chemical compounds
If used as basis for lead oxide or other compounds, it shifts to Chapter 28 chemicals.
If considered waste from electrical/ TEL production
Electrical waste residues may classify under Chapter 85 if tied to device manufacturing.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Label shipments with precise metal assays to facilitate customs valuation based on gold content
• Obtain certificates confirming non-municipal waste origin to prevent misclassification
• Comply with hazardous waste regulations for leaded materials during import
Related Products under HTS 2620.21.00.50
Leaded Gasoline Sludge with Gold Impurities
Residue from leaded gasoline production containing mainly lead along with gold content from catalytic processes or impurities. Classified under HTS 2620.21.0050 due to its primary lead composition and gold metal content, fitting Chapter 26 for slag, ash, and residues used in metal extraction. Excludes iron/steel manufacturing residues per chapter notes.
Refinery Leaded Slag with Gold and Arsenic
Slag from petroleum refinery leaded fuel processing, mainly lead with gold and arsenic compounds for potential extraction. HTS 2620.21.0050 applies to such leaded sludges/slags with gold content, per chapter notes for industrial metal recovery uses.
Aviation Leaded Fuel Sludge with Gold Traces
Sludge from leaded aviation gasoline (avgas) production or cleanup, predominantly lead with incidental gold from refining. Classified in 2620.21.0050 for leaded gasoline sludges reporting gold content, used for metal reclamation.
TEL Manufacturing Leaded Residue with Gold
Residue from tetraethyllead (TEL) anti-knock compound production, lead-rich sludge with gold impurities from raw materials. HTS 2620.21.0050 covers such leaded anti-knock sludges with gold, for industrial metal compound manufacture.
Leaded Fuel Tank Bottom Sludge Gold Bearing
Settled sludge from storage tanks holding leaded fuels, mainly lead with gold content from accumulated impurities. Fits 2620.21.0050 for leaded gasoline sludges used in industry for metal extraction.