Fermentation-Produced Chymosin Concentrate
> High-purity liquid concentrate of chymosin produced via genetically engineered yeast fermentation. When specifically intended for milk coagulation, it is classified as a rennet concentrate under tariff item 3507.10.00. This product is standard in large-scale cheese production.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the chymosin is not specifically rennet
Other enzymes not elsewhere specified fall under this item.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• > Ensure the product is labeled for cheesemaking and not for pharmaceutical use
• Provide documentation of the fermentation process and purity
• Verify that the concentrate meets CFIA standards for food-grade enzymes
Related Products under Tariff item 3507.10.00
Bovine Rennet Tablets
> Compressed tablets of concentrated calf rennet, formulated for home cheesemakers and small-scale dairy producers. The tablets deliver a precise, standardized dose of rennet for milk coagulation, qualifying as a concentrate of rennet under tariff item 3507.10.00.
Dry Rennet Blend for Artisanal Cheese
> Powdered rennet concentrate blended minimally for stability in artisanal cheesemaking. The primary component is concentrated chymosin, making it classifiable as a rennet concentrate under tariff item 3507.10.00.
Liquid Calf Rennet
> Liquid rennet extracted from calf stomachs, used primarily in cheesemaking to coagulate milk into curds. It is a natural enzyme preparation specifically classified as rennet under tariff item 3507.10.00.
Microbial Rennet Paste
> Thick paste concentrate of microbially produced chymosin, mimicking calf rennet for vegan cheesemaking. When labeled and sold as a rennet substitute, it is classified under tariff item 3507.10.00 as a rennet concentrate.
Rennet Powder Concentrate
> Dried powder form of rennet concentrate from bovine sources, standardized for cheesemaking applications. Due to its high concentration of chymosin enzyme, it is classified under tariff item 3507.10.00 as a rennet concentrate, ideal for industrial dairy processing.