Hexachlorocyclohexane (HCH) Beta Isomer from Japan
Beta-HCH is a persistent organochlorine pesticide byproduct from lindane production, derived from benzene via chlorination of cyclohexane. Classified under HTS 2903.89.11.00 due to its halogenated cyclanic structure from aromatic precursors and pesticide designation. Used historically in agriculture despite current restrictions.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify Stockholm Convention compliance for persistent organic pollutants (POPs) import restrictions
• Include GC-MS analysis certificates confirming isomer purity and aromatic derivation
• Label as pesticide technical material to prevent reclassification as waste or solvent