Acenaphthene from Japan
Acenaphthene is a polycyclic aromatic hydrocarbon (PAH) with the formula C12H10, consisting of naphthalene with an ethylene bridge. It falls under HTS 2902.90.20.00 as a specific cyclic hydrocarbon listed in the tariff description for separate chemically defined organic compounds.
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
• Provide Certificate of Analysis (COA) confirming purity and identity as acenaphthene to avoid misclassification
• Ensure packaging complies with UN/DOT hazardous material regulations if shipped in bulk
• Declare exact CAS number (83-32-9) on entry documents to match tariff description