High-Purity 5-Benzoyl-4-Hydroxy-2-Methoxybenzenesulfonic Acid (99%+) from Mexico
Laboratory-grade, high-purity version of the named compound for R&D in organic synthesis. Fits HTS 2914.50.10.00 as a separate chemically defined aromatic ketone with oxygen functions. Used in pharma intermediate development and analytical standards.
Duty Rate — Mexico → United States
10%
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
• Supply HPLC purity certificates and CAS registry if available
• Segregate from solvent-dissolved forms to avoid note (e)
• Pitfall: small quantities misclassified as retail preparations