Glyoxal 40% Aqueous Solution from Mexico
Glyoxal (CHOCHO) in 40% aqueous solution is a dialdehyde used primarily as a cross-linking agent in textile finishing and paper production. This acyclic aldehyde without other oxygen functions falls under HTS 2912.19.30.00 as it matches the specific subheading for glyoxal. It is supplied in this diluted form for safety during transport and handling.
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
• Verify concentration labeling meets Chapter 29 note (e) requirements for aqueous solutions to avoid reclassification as mixtures
• Include Material Safety Data Sheets (MSDS) showing glyoxal purity >95% base content to confirm classification under specific subheading
• Ensure DOT-compliant packaging for hazardous dialdehydes to prevent customs holds due to transport safety violations