Decachlorooctahydro-1,3,4-metheno-2H-cyclobuta[cd]pentalen-2-one from Japan
The systematic chemical name for chlordecone (ISO), a fully chlorinated ketone cage compound used in trace analysis standards. Classified under HTS 2914.71.00.00 as the specific halogenated ketone derivative with oxygen function.
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
• Use full IUPAC name in commercial invoices for precise matching; include NMR/CoA for identity verification
• Comply with REACH-like registrations if from EU
• Avoid bulk imports without end-user licenses