Sodium Alginate Powder from China
Sodium alginate, derived from brown seaweed alginic acid, is a natural polysaccharide salt used in food texturizing and biomedical applications like wound dressings. HTS 3913.90.20 covers it as a polysaccharide derivative in primary powder form.
Duty Rate — China → United States
30.8%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Source verification from alginates (not synthetic) prevents shift to Chapter 29 chemicals
• Declare mesh size and purity to confirm primary form status