Pharmaceutical Grade Metaldehyde USP from Mexico
Ultra-pure metaldehyde meeting USP standards for pharmaceutical applications, confirmed as cyclic acetaldehyde tetramer. Classified in HTS 2912.50.10.00 per chapter notes covering chemically defined organic compounds regardless of purity. Used in specialized therapeutic formulations.
Duty Rate — Mexico → United States
10%
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
• Provide USP certificate of analysis with heavy metals <10ppm and residual solvents compliant
• FDA import alert screening likely; ensure DMF filing if destined for drug manufacturing
• Distinguish from pesticide grade via purity specs (>99.5%) and intended use documentation