Rennet Casein for Cheese Production from China
Casein precipitated using rennet enzyme from skim milk, categorized under HTS 3501.10.5000 as other casein types. Primarily used in cheese-making as a milk protein isolate for consistent texture.
Duty Rate — China → United States
20%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
Import Tips
• Obtain veterinary certificates proving non-medicinal use to avoid Chapter 30 blood fraction exclusions
• Declare processing method (rennet vs acid) on invoices for accurate classification
• Test for microbial contaminants as dairy importers face strict FDA oversight