</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →
2941.10.10.00/Pharmaceutical Grade Ampicillin Base/Mexico

Pharmaceutical Grade Ampicillin Base from Mexico

High-purity ampicillin free base (anhydrous form) used as intermediate for salt production in antibiotic manufacturing. Meets HTS 2941.10.10.00 as the core penicillin compound with penicillanic acid structure, whether as base or salt per subheading. Supplied as micronized powder for API synthesis.

Duty Rate — Mexico → United States

100%

Rate breakdown

9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Calculate with your customs valueVerify classification with AI

Import Tips

• Provide DMF Type II documentation; ensure particle size distribution certificates; segregate from salt forms during customs inspection to avoid confusion

Pharmaceutical Grade Ampicillin Base from Mexico — Import Duty Rate | HTS 2941.10.10.00