Urotropin Industrial Grade from China
Industrial-grade hexamethylenetetramine, chemically C6H12N4, used in phenolic resin production and as a catalyst. Falls under 2933.69.5000 due to its specific triazine ring structure as a separate chemically defined compound.
Duty Rate — China → United States
41.3%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Verify importer has DEA registration if end-use involves explosives (RDX production)
• Use UN-approved packaging (steel drums) for Class 4.1 flammable solid transport
• Include technical data sheet showing <0.5% water content to confirm stability