Pyrimidine Herbicide from China
Pyrimidine-based herbicides contain six-membered nitrogen heterocyclic rings and target broadleaf weeds in cereals. Classified as HTS 2933.99.22.00 other pesticides due to aromatic nitrogen-only heteroatoms. Used in pre- and post-emergence applications.
Duty Rate — China → United States
112.5%
Rate breakdown
9903.04.6093.5%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide selective toxicity profiles for endangered species compliance
• Declare CAS number and IUPAC name on commercial invoice for verification
• Monitor temperature during shipping (<40°C) to maintain chemical stability