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Topramezone (2-(2-chloro-4-(methylsulfonyl)benzoyl)-5-(cyclopropylcarbamoyl)cyclohexane-1,3-dione) from Canada

Topramezone, a pyrazolone-derived HPPD herbicide, features aromatic benzoyl with nitrile-function amide, controlling broadleaf and grass weeds in corn. HTS 2926.90.25.00 as other aromatic pesticide herbicide per Chapter 29 numerical classification rule. Rapid foliar and soil activity.

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

Declare carbamoyl function clearly; soil persistence data required

Avoid metal contamination affecting stability