Mesotrione (2-(4-(methylsulfonyl)-2-nitrobenzoyl)-1,3-cyclohexanedione) from Canada
Mesotrione is a triketone herbicide with aromatic benzoyl structure and nitrile-function groups, bleaching weeds in corn crops via HPPD inhibition. Fits HTS 2926.90.25.00 as other aromatic pesticide herbicide under Chapter 29 for chemically defined compounds. Synthetic mimic of natural leptospermone.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Light-sensitive; specify opaque packaging
• Provide UV stability data
• Confirm no formulation solvents per Chapter 29 note (e)