Alginic Acid Powder from Mexico
Alginic acid, extracted from brown seaweed, is a natural polymer in primary powder form used in food gelling and pharmaceutical encapsulation. It is classified in HTS 3913.90.5000 as a natural polymer not elsewhere specified.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include extraction certificates proving natural origin from algae; ensure no propylene glycol modification to avoid 3913.10; comply with US food contact regulations via prior notice filing