Fermentation-Produced Chymosin Concentrate from Canada
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 — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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