Prometryn from China
Prometryn is a methylthiolated s-triazine herbicide featuring a pyrimidine ring, effective against annual grasses and broadleaf weeds in cotton and potatoes. It is imported under HTS 2933.59.1500 as an 'other' aromatic pesticide with pyrimidine heteroatoms. The code applies to such selective pre- and post-emergence herbicides.
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
• Provide Material Safety Data Sheet (MSDS) and EPA pesticide code; segregate from food shipments
• Avoid pitfall of bulk packaging without child-resistant features if retail-bound
• Test for isomer purity per chapter notes