Ethametsulfuron-methyl Herbicide from China

Ethametsulfuron-methyl is a sulfonylurea herbicide with organo-sulfur sulfonyl group for broadleaf weed control in cereals. HTS 2930.90.43 covers this as other organo-sulfur pesticide technical material. Inhibits acetolactate synthase in target plants.

Duty Rate — China → United States

41.5%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)

Import Tips

Submit sulfonylurea purity certificate (>95% typically required)

Include ALS enzyme inhibition spectrum data for classification support

Verify no halogenation that would shift to different subheading