2933.59.95.00/Aminophylline USP Powder/Mexico

Aminophylline USP Powder from Mexico

Aminophylline is a theophylline derivative containing a hydrogenated pyrimidine ring structure, used as a bronchodilator for respiratory conditions. It falls under HTS 2933.59.95.00 as a heterocyclic compound with nitrogen hetero-atoms only, specifically in the 'other' category for pyrimidine ring compounds. This classification applies to its pure chemical form for pharmaceutical use.

Duty Rate — Mexico → United States

6.5%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
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Import Tips

• Provide Certificate of Analysis (CoA) confirming purity and pyrimidine structure to avoid reclassification

• Ensure DEA compliance if used in controlled formulations; common pitfall is missing pharmacopeia reference

• Declare as bulk API only; retail packaging shifts to Chapter 30

Aminophylline USP Powder from Mexico — Import Duty Rate | HTS 2933.59.95.00