Magnesium Stearate USP from Mexico
Magnesium stearate USP grade is the magnesium salt of stearic acid used as lubricant in tablet compression for pharmaceuticals. HTS 2915.70.01 classification follows chapter note for organic acid metal salts. Meets USP <88> heavy metals and microbial limits.
Duty Rate — Mexico → United States
15%
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
• Full USP/EP certificate of analysis with Lot # required
• Prior Notice filing mandatory via FDA/PFSIS system
• Particle size D50 <10μ essential for pharma grade verification