Saxitoxin Hydrochloride from Canada
Saxitoxin hydrochloride is the salt form of saxitoxin, a naturally occurring paralytic shellfish toxin classified as an alkaloid under HTS 2939.80.0010. It is chemically defined and falls within Chapter 29's scope for separate organic compounds, specifically saxitoxin.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6093.5%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify DEA registration and Schedule 1 controlled substance permits before import
• Provide certificates of analysis confirming chemical purity and identity as saxitoxin salt
• Avoid misclassification as biological toxin under Chapter 30; include lab usage documentation