Metribuzin Corn Herbicide from Mexico
Metribuzin is an asymmetrical triazinone herbicide featuring pyrimidine ring with nitrogen heteroatoms, used for broadleaf weed control in soybeans, potatoes, and alfalfa. Its classification under HTS 2933.59.1000 reflects the aromatic heterocyclic pesticide structure. Common import form is 75% DF dispersible granules.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.6093.5%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Include soil mobility data in technical documentation for CBP review
• Verify child-resistant packaging for all consumer-sized containers
• Declare as 'technical grade' to secure chemical heading vs preparation