Micronized Ampicillin Powder from Canada
Ampicillin specially processed to micronized particle size (D90 <10μm) for improved bioavailability in oral suspensions. Remains under HTS 2941.10.10.00 as physical form doesn't change chemical classification of the penicillin salt.
Duty Rate — Canada → 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
Import Tips
• Include laser diffraction PSD reports; validate micronization doesn't introduce impurities; separate from coarse powder in declarations