Pharmaceutical Grade Ammonium Chloride Powder from Mexico
High-purity ammonium chloride powder (NH4Cl) meeting USP standards for use as an expectorant in cough syrups and pharmaceutical formulations. Classified under HTS 2827.10.00.00 as a chemically defined chloride of ammonium, not covered by medicinal product exclusions in other chapters.
Duty Rate — Mexico → United States
12.9%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Obtain FDA registration and provide USP certificate for drug master file compliance; label as 'for pharmaceutical use only' to avoid food additive scrutiny
• Watch for moisture content to prevent caking during transit