Fermentation-Produced Chymosin Concentrate from Mexico
High-purity liquid concentrate of chymosin produced via genetically engineered yeast fermentation. Classified as rennet concentrate under HTS 3507.10.00.00 when specifically for milk coagulation. Standard in large-scale cheese manufacturing.
Duty Rate — Mexico → United States
10%
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
• Include genetic sequence confirmation and substantial equivalence data for FDA review
• Monitor for anti-GMO labeling requirements in target markets post-import
• Test for residual fermentation byproducts that could affect purity classification