Salicylaldehyde from Mexico
Salicylaldehyde is an aromatic aldehyde with ortho-hydroxy substitution used in perfume synthesis and tanning agents. It enters HTS 2942.00.35.00 as other modified aromatic compounds, following the rule for classification in the last applicable heading after simpler aldehydes. The phenolic functionality modifies standard benzaldehyde classification.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6093.5%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
• Document hydroxy-aldehyde ortho positioning critical for modified aromatic status
• Prevent reclassification as Chapter 32 tanning extract if used in leather processing
• Include stabilizer declaration; anticaking agents allowed per Chapter 29 note (f)