Prometon Granular Herbicide from China
Prometon is a triazine herbicide containing pyrimidine ring, applied as granules for pre-emergent weed control in non-crop land. Classified in HTS 2933.59.1000 as aromatic heterocyclic herbicide pesticide. Imported as 60% granular formulation.
Duty Rate — China → 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
• Declare granule size distribution to confirm agricultural chemical status
• Include re-entry interval data on safety labeling
• Separate storage from ammonium nitrate to prevent reactivity issues