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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

26.5%

Rate breakdown

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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

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