New

Ask Wove anything about tariffs.

Try Tariff Assistant

Lindane Gamma Isomer from Japan

Lindane is the pure gamma isomer of hexachlorocyclohexane (HCH), a chlorinated cyclanic derivative. Classifies under HTS 2903.89.31.00 despite six chlorines, as it's chlorinated-only substitution. Used in pharmaceutical scabicides.

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

• Specify gamma isomer (>99%) to distinguish from technical HCH mixtures

• Include FDA drug master file for pharmaceutical grade specifications

• Comply with veterinary drug residue limits for animal treatment imports