Simazine Weed Killer from Mexico
Simazine is a selective triazine herbicide with a s-triazine (pyrimidine) ring used for controlling annual grasses and broadleaf weeds in crops like citrus and ornamentals. Classified under HTS 2933.59.1000 due to its aromatic heterocyclic structure and primary herbicide function. Commonly imported as 90% wettable powder or 4L flowable concentrate.
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 experimental use permit if product not fully EPA-registered for US distribution
• Declare exact active ingredient concentration to avoid duty reassessment
• Ensure packaging prevents leakage per DOT hazardous material regulations