Clopyralid (3,6-dichloro-2-pyridinecarboxylic acid) from Canada
Clopyralid is a selective herbicide targeting broadleaf weeds in turf, cereals, and pastures, featuring an aromatic pyridine ring with nitrile-function properties. Falls under HTS 2926.90.25.00 per the tariff hierarchy for other aromatic pesticide herbicides as a chemically defined organic compound. Its auxinic mode disrupts plant growth.
Duty Rate — Canada → United States
16.5%
Rate breakdown
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
• Ensure FIFRA-compliant labeling for technical material; obtain state-specific registrations
• Test for stabilizer additives per Chapter 29 note (f) to confirm classification
• Avoid bulk packaging that suggests formulation