Magnesium Stearate USP Grade from Mexico
Magnesium stearate USP is a pharmaceutical-grade salt of stearic acid used as a lubricant in tablet manufacturing. Classified under HTS 2915.70.0150 as an 'other' stearic acid salt meeting chapter purity standards.
Duty Rate — Mexico → United States
15%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include USP certificate of analysis and DMF if for drug manufacturing
• Ensure compliance with FDA import alerts for pharmaceutical excipients
• Declare exact stearic acid chain length distribution per pharmacopeia specs