N,N-Dimethylethanolamine (DMEA) from Mexico
DMEA ((CH3)2NCH2CH2OH) serves as a catalyst in polyurethane production and pH adjuster, falling under HTS 2922.19.96.90 as a tertiary amino-alcohol with hydroxyl oxygen function. Chemically defined organic compound per Chapter 29 scope.
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
• Include catalyst-grade purity certificates (>99%)
• Declare industrial chemical use to prevent cosmetic misclassification
• Use DOT-approved drums for flammable liquid shipping