Bupivacaine Hydrochloride from Japan
Bupivacaine hydrochloride is a long-acting local anesthetic amide with aromatic cyclic structure. Falls under HTS 2924.29.77 as other aromatic cyclic amides and salts thereof. Chemically defined per chapter 29 notes (a) for separate 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 chiral purity certificates (S-enantiomer) to confirm chemical identity under chapter notes
• Avoid stabilizer additions beyond transport needs to prevent reclassification per note (f)
• Declare CAS 18010-40-7 explicitly; maintain >98% purity documentation