Casein Nanofibril Dispersion from China
Casein nanofibril dispersion involves nanoscale casein fibrils for edible films and drug delivery matrices. Classified under HTS 3501.90.60.00 as innovative casein derivatives excluding enzymatic preps of chapter 34. Its nanostructure enhances functional properties while maintaining protein classification.
Duty Rate — China → United States
20%
Rate breakdown
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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Provide TEM images and fibril diameter (<100nm) measurements for derivative validation
• File under 'research protein nanomaterial' with SDS for hazmat compliance
• Ensure aqueous dispersion stability certificates for transport