Saxitoxin with Stabilizer from Mexico
Saxitoxin containing added stabilizers necessary for preservation falls under HTS 2939.80.0010 per Chapter 29 note 2(f). Stabilizers don't change its nature as a chemically defined alkaloid.
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
• List stabilizer composition and validate as necessary for preservation only
• Ensure additives don't render product for specific use beyond Chapter 29 scope
• Batch testing certificates required for purity confirmation