dc-Saxitoxin Derivative from Mexico
dc-Saxitoxin (decarbamoyl saxitoxin) is a derivative of saxitoxin classified under HTS 2939.80.0010 as an alkaloid derivative. As a chemically defined structural analogue of saxitoxin, it remains in the specific saxitoxin subheading.
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
• Provide structural analysis confirming saxitoxin derivative status
• Dual-use documentation may be required for toxin research applications
• Smallest import quantities preferred due to select agent regulations