Industrial Leaded Anti-Knock Sludge with Recovered Copper
Partially processed sludge from anti-knock compound manufacturing, mainly lead with assayed copper for recovery. HTS 2620.21.00.10 captures its copper content in leaded sludges intended for chemical compound production.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If agglomerated or processed into ferrous waste
Ferrous metal-bearing residues agglomerated for remelting classify under Chapter 72 iron/steel wastes.
If sold as chemical industry waste mixture
Complex chemical preparations not primarily for metal extraction fall under prepared binders/wastes in 3824.
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
• Use third-party assay for copper/lead ratios; statistical notes require precise reporting
• Avoid bulk import without pre-clearance; common pitfall is port detention for incomplete hazmat docs
• Label as 'for metal recovery only' to prevent end-use violations
Related Products under HTS 2620.21.00.10
Leaded Gasoline Sludge with Copper Residue
Residue from the refining of leaded gasoline containing primarily lead compounds along with significant copper content from anti-knock additives. Classified under HTS 2620.21.00.10 as leaded gasoline sludges with copper content, fitting Chapter 26 for slag, ash, and residues used in metal extraction.
Leaded Anti-Knock Compound Sludge with Copper Impurities
Sludge generated from leaded anti-knock fuel additives production, rich in lead with copper from catalyst contamination. Falls under HTS 2620.21.00.10 for its copper content in leaded sludges, used industrially for lead and copper recovery per Chapter 26 notes.
Copper-Bearing Leaded Fuel Refinery Sludge
Hazardous sludge from leaded fuel refinery tanks, primarily lead-based with copper from alloy corrosion and additives. HTS 2620.21.00.10 applies to its copper content in leaded gasoline sludges, designated for industrial metal recovery as per chapter provisions.
Leaded Aviation Gasoline Sludge Containing Copper
Sludge from storage and processing of leaded aviation fuel (avgas), containing lead tetraethyl with copper impurities. Classified in HTS 2620.21.00.10 due to copper content in leaded sludges, used for extracting metals per heading 2620 scope.