</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Phenylacetic Acid Anhydride from Japan

Phenylacetic anhydride, the cyclic or linear anhydride form of phenylacetic acid, used as an acetylating agent in pharmaceutical and fine chemical production. HTS 2916.34.25.00 includes such derivatives described in additional U.S. note 3 to section VI for quota purposes. Heading covers anhydrides of aromatic monocarboxylic acids like phenylacetic acid.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Hazardous material declaration required due to anhydride reactivity; proper UN packaging

Confirm note 3 status; quota tracking essential

Distinguish from mixed anhydrides that may go to 2915