Fenproporex Free Base Analytical Grade from Mexico
Analytical grade fenproporex base (>99.5% purity) classified as the INN compound in HTS 2926.30.10.00. Essential for synthesis of radiolabeled tracers in PET imaging research. Packaged under nitrogen to prevent oxidation.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
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
• Require headspace analysis for solvent residuals
• Comply with REACH-like documentation for EU-origin goods
• Use tamper-evident seals for security