3-Ketobutyric Acid from China

3-Ketobutyric acid, a beta-keto acid, contains ketone and carboxylic functions per HTS 2918.30.90.00 classification. Used in organic synthesis despite instability.

Duty Rate — China → United States

28.7%

Rate breakdown

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)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

Import Tips

Import as stabilized sodium salt to prevent decarboxylation

Full elemental analysis required for customs verification

Avoid 2918.90 if hydroxy tautomer predominates

3-Ketobutyric Acid from China — Import Duty Rate | HTS 2918.30.90.00