Chloramphenicol Eye Ointment Base from Mexico
Bulk chloramphenicol powder designated for ophthalmic ointment formulation (micronized). HTS 2941.40.00.00 as antibiotic chemical, not finished preparation. Specialized particle size for ocular comfort.
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
Import Tips
• Particle size distribution (D90 <10μm) certification prevents compounding failures
• Sterility not required for bulk; final formulation handles USP <71> testing
• Ophthalmic grade excludes preservatives to avoid Chapter 30 mixture classification