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2916.39.15.00/S-Ibuprofen (Dexibuprofen)/China

S-Ibuprofen (Dexibuprofen) from China

The active (S)-enantiomer of ibuprofen, dexibuprofen, offering higher potency at lower doses. Still classified as ibuprofen under HTS 2916.39.15.00 per chapter notes on isomers. Used in premium pharmaceutical formulations.

Duty Rate — China → United States

19%

Rate breakdown

9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
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Import Tips

• Include enantiomeric excess (ee%) verification; comply with chiral drug regulations

• Avoid generic 'ibuprofen' labeling to prevent disputes