</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

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%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

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