Leaded Anti-Knock Compound Sludge Residue from China

Sludge byproduct from the production and purification of lead-based anti-knock compounds like tetraethyllead for gasoline additives. Classified under HTS 2620.21.00 due to its high lead content and industrial application in recovering metals or manufacturing lead compounds. Meets heading 2620 criteria for residues used in industry.

Duty Rate — China → United States

35%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)

Import Tips

Submit detailed chemical analysis confirming 'mainly lead' composition to comply with heading 2620 specifications

Include end-user declarations specifying extraction or chemical manufacturing use to prevent misclassification

Avoid common pitfalls by segregating from iron/steel manufacturing slags, which fall outside this chapter