HCH Mixed Isomers Flake Form from Mexico
1,2,3,4,5,6-Hexachlorocyclohexane (HCH) technical flakes containing mixed isomers including lindane, used for lindane extraction. Falls squarely under HTS 2903.81.00.00 as the specific named halogenated cyclanic hydrocarbon. Chapter notes confirm applicability to chemically defined compounds regardless of isomer mixture.
Duty Rate — Mexico → United States
15.5%
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
Import Tips
• Submit isomer composition breakdown (lindane content typically 10-15%) with import docs
• Use DOT-approved flake packaging; avoid dust generation that could trigger anti-dusting agent reclassification
• Confirm not for direct pesticide use to maintain Chapter 29 classification