Choline Chloride (from Trimethylamine) from Mexico
Choline chloride, produced from trimethylamine and ethylene oxide, functions as a nutrient in animal feed. While derivative, base trimethylamine salt structure keeps it under HTS 2921.11.00.00 if classified as such; often 292340—see alternatives.
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
• Feed-grade certs needed but don't declare end-use; CAS 67-48-1
• Pitfall: shifting to Chapter 30 if pharmaceutical