Ammonium Propionate from Mexico
Ammonium propionate (NH4C2H5COO) serves as a dough conditioner and intermediate for other propionates. As a salt of propionic acid, classified under HTS 2915.50.50.00 per chapter note C(1) for organic salts. White crystalline solid.
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
• Analyze ammonia evolution at baking temperatures for food safety compliance
• Classify as UN 1993 flammable liquid if aqueous solution exceeds flammability limits
• Distinguish from fertilizer ammonium salts (Chapter 31) by food-grade specifications