Glyoxal for Leather Tanning Intermediate from Mexico
High-purity glyoxal used as crosslinking agent in synthetic leather tanning formulations. Chemically defined acyclic dialdehyde qualifies for HTS 2912.19.30.00 per Chapter 29 scope. Supplied as 40% solution to prevent polymerization.
Duty Rate — Mexico → United States
13.7%
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
• Distinguish from excluded tanning preparations (3204) by providing pure compound assay >98%
• EPA TSCA certification required for industrial chemical import notification
• Leather industry end-use letter prevents misclassification as finished preparation