Chitosan Flakes from Mexico
Chitosan flakes are a natural polymer derived from chitin through deacetylation, sourced from crustacean shells. They are used in water treatment and biomedical applications. Supplied in primary flake form, they qualify as a modified natural polymer under tariff item 3913.90.00.
Duty Rate — Mexico → Canada
0%
Import Tips
• Confirm the degree of deacetylation and purity with a certificate of analysis to support classification
• Ensure the chitosan is in primary flake form, not formulated into articles
• Check for any biosecurity or import restrictions on crustacean-derived products