4-(2,4-Dichlorophenoxy)butyric Acid (2,4-DB) from China
2,4-DB is a selective herbicide, an aromatic carboxylic acid with ether oxygen linkage, used on legumes and soybeans. It fits HTS 2918.99.20 as an 'other' pesticide, chemically defined per chapter (a). Metabolizes to 2,4-D in plants.
Duty Rate — China → United States
24%
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
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 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(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
Import Tips
• Provide GC/MS analysis confirming >95% purity to meet 'chemically defined' criterion
• Register with EPA as pesticide active ingredient prior to import
• Watch for anti-dusting additives; note 7(g) allows if not rendering specific use